Dyfyniad APA

Central Public Health Engineering Research Institute (India) & National Environmental Engineering Research Institute. (1971). Indian journal of environmental health. Central Public Health Engineering Research Institute.

Dyfyniad Arddull Chicago

Central Public Health Engineering Research Institute (India) and National Environmental Engineering Research Institute. Indian Journal of Environmental Health. Nagpur: Central Public Health Engineering Research Institute, 1971.

Dyfyniad MLA

Central Public Health Engineering Research Institute (India) and National Environmental Engineering Research Institute. Indian Journal of Environmental Health. Central Public Health Engineering Research Institute, 1971.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.