APA (7th ed.) Citation

Singh, K. (1994). The biological variation in Indian populations. O.U.Pr..

Chicago Style (17th ed.) Citation

Singh, K.S. The Biological Variation in Indian Populations. Delhi: O.U.Pr., 1994.

MLA (9th ed.) Citation

Singh, K.S. The Biological Variation in Indian Populations. O.U.Pr., 1994.