Rao,Venugopala P. (2012). Textbook of environmental engineering. PHI Learning.
Citación estilo ChicagoRao,Venugopala P. Textbook of Environmental Engineering. New Delhi: PHI Learning, 2012.
Cita MLARao,Venugopala P. Textbook of Environmental Engineering. PHI Learning, 2012.
Warning: These citations may not always be 100% accurate.