The book "Sources and systems of heat supply of industrial enterprises" by B. and . Chernyshevych and T. A. Petrovskaya is an indispensable work for all those who are interested in the issues of heat engineering and power supply in industrial conditions . In the context of modern production, where efficiency and resource savings are becoming key success factors, this publication offers a deep immersion in the theory and practice of heat supply, which makes it relevant for both students and practicing engineers. The authors, with extensive experience in the design and operation of heat supply systems, offer readers not only a set of technical data, but also a holistic understanding of the processes associated with heat engineering. The book covers a wide range of topics, ranging from heat sources to distribution systems, which allows the reader to get a complete idea of modern approaches to heat supply. It considers both traditional and innovative technologies, making it useful for professionals seeking to optimize existing systems or introduce new solutions. Readers interested in engineering, energy and heat engineering will find a lot of useful information in this book. Students of technical universities, graduate students and young professionals will be able to use it as a textbook, and experienced engineers as a reference for solving specific problems. The book will be especially useful for those who work in the field of design, operation and modernization of heat supply systems, as well as for those who seek to improve energy efficiency in their enterprises. The topics raised in the book include not only technical aspects, but also economic and environmental issues related to heat supply. The authors emphasize the importance of choosing optimal heat sources, given not only their effectiveness, but also the impact on the environment. This makes the book particularly relevant in light of current trends towards sustainable development and the transition to alternative energy sources. The style of the authors is characterized by accessibility and clarity of presentation, which allows even complex technical aspects to be perceived easily and with interest. In. and . Chernyshevych and T. A. Petrovskaya are well-known specialists in their field, and their previous works were also popular among readers. Their approach to presenting the material, based on practical experience and research, makes this book not only informative, but also fascinating to read. If you are looking for literature on topics related to heat engineering, power supply, heating systems design and optimization of industrial processes, then “Sources and systems of heat supply of industrial enterprises” will be a real find for you. This book will not only expand your knowledge, but also help you put it into practice, making your work more efficient and effective. In conclusion, this edition is not just a book, but a whole world of knowledge that will open up new horizons in the field of heat supply. It will become a reliable assistant for both beginners and experienced professionals seeking to improve their skills and understanding of modern technologies. Do not miss the opportunity to enrich your library with this valuable work, which, of course, deserves your attention.