Dyfyniad APA

Sinha, R. K. (1994). Environmental science: Disinfection,desalination composting. Commonwealth.

Dyfyniad Arddull Chicago

Sinha, R K. Environmental Science: Disinfection,desalination Composting. New delhi: Commonwealth, 1994.

Dyfyniad MLA

Sinha, R K. Environmental Science: Disinfection,desalination Composting. Commonwealth, 1994.

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