Cita APA (7a ed.)

Agarwal, S. (1991). Pollution ecology. Himanshu.

Cita Chicago Style (17a ed.)

Agarwal, S. Pollution Ecology. Udaipur: Himanshu, 1991.

Cita MLA (9a ed.)

Agarwal, S. Pollution Ecology. Himanshu, 1991.