Cita APA

Rao, D. P. L. (1990). Pollution control handbook. Utility.

Chicago Edition Citation

Rao, Diwakar P L. Pollution Control Handbook. Seconderabad: Utility, 1990.

Cita MLA

Rao, Diwakar P L. Pollution Control Handbook. Utility, 1990.

Atenció: Aquestes cites poden no estar 100% correctes.