Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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