APA-referens (7:e uppl.)

Singh, P. (1985). Enivronmental pollution and management. Chugh.

Chicago-referens (17:e uppl.)

Singh, Pramod. Enivronmental Pollution and Management. Allahabad: Chugh, 1985.

MLA-referens (9:e uppl.)

Singh, Pramod. Enivronmental Pollution and Management. Chugh, 1985.