Singh, H. G. (1977). Psychotherapy in India: From Vedic to modern times. National Psychological Corp..
Chicago-viite (17. p.)Singh, Har Gopal. Psychotherapy in India: From Vedic to Modern Times. Agra: National Psychological Corp., 1977.
MLA-viite (8. p.)Singh, Har Gopal. Psychotherapy in India: From Vedic to Modern Times. National Psychological Corp., 1977.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.