Dyfyniad APA

Salvato, J. A. (1972). Environmental engineering and sanitation. New York: Wiley-Interscience.

Dyfyniad Arddull Chicago

Salvato, Joseph A. Environmental Engineering and Sanitation. New York: Wiley-Interscience, 1972.

Dyfyniad MLA

Salvato, Joseph A. Environmental Engineering and Sanitation. New York: Wiley-Interscience, 1972.

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