"Essentials of Genetics" by Michael R. Cummings and William S. Klug is a comprehensive textbook on the subject of genetics. Published in 2004 by Wesley, this book is written in English and authored by KLUG. It is a valuable resource for students and educators in the field of genetics, providing essential information in a clear and accessible manner. With its focus on the fundamental principles of genetics, this textbook is a key tool for understanding complex concepts and preparing for academic and professional pursuits in the field.