G. K. · KRISHNA GOPALA · Vemulapalli Gopala Krishna
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | 
|---|---|---|---|
| Essentials of Precalculus for College Students | 978-1-5249-1875-0 (1-5249-1875-X) | 2017 | Leon E Myers · Andrew Hugine | 
| The Yogi: Portraits of Swami Vishnu-devananda | 978-81-7822-038-3 (81-7822-038-5) | 2001 | |
| The Yogi: Portraits of Swami Vishnu-Devananda | 978-0-936663-12-8 (0-936663-12-X) | 1995 | |
Kendall Hunt Publishing · New Age Books · Yes International Publishers