Dyfyniad APA

Platt, R. B. (1975). Environmental measurement and interpretation. East- West.

Dyfyniad Arddull Chicago

Platt, Robert B. Environmental Measurement and Interpretation. New Delhi: East- West, 1975.

Dyfyniad MLA

Platt, Robert B. Environmental Measurement and Interpretation. East- West, 1975.

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