The Shubh Yoga Kendra has published several books on the practice of yoga. These can be used by beginners and experienced practitioners alike to learn and practice yoga therapy postures with props and few traditional yoga postures.
The reference books are useful to study the details of the postures and instructions, along with photos and illustrations, required to practice yoga in aid of a specific ailment. This book is for knee pain. Generally, it is experienced as you get old, and your muscles get weak. The yoga therapy for knees is more with belts and ropes. The belts give support to the knee tied in a specific manner.
The book also covers the following:

Insights on the human anatomy and probable causes of knee pain.
Dr. Harish Bhende, Dr. Parinaz, Dr. Chandrashekhar Desai, Dr. Ajay Gaikwad, Dr. Shreedhar Archik, Nanal Vaidya and Dr. Prgdna Patel have shared their valuable knowledge, all regarding Knee Pain.

6 Key Principles of Yoga Therapy relating to human anatomy is given.
Experiences from our teachers and students are given and the   
difference Yoga has made to their life is narrated.