The book "Heat Transfer Enhancement of Heat Exchangers" offers a comprehensive analysis of methods for improving heat transfer in heat exchangers, both in single-phase and two-phase flow. It is aimed at professionals and students in the fields of mechanical engineering, process engineering, and energy technology. The authors, Sadik Kakaç, Arthur E. Bergles, Franz Mayinger, and Hafit Yüncü, present well-founded insights and innovative approaches that are significant in various industrial applications, including power plants, chemical processes, as well as heating, ventilation, and air conditioning systems. The book emphasizes the need for energy savings and the development of efficient, environmentally friendly systems that meet the current demands of the industry. With 676 pages, it provides a detailed and in-depth examination of the topic, encompassing both theoretical and practical aspects.