Dyfyniad APA

A R Loveless. (1983). Principles of plant bioloy for the tropics. London: Longman.

Dyfyniad Arddull Chicago

A R Loveless. Principles of Plant Bioloy for the Tropics. London: Longman, 1983.

Dyfyniad MLA

A R Loveless. Principles of Plant Bioloy for the Tropics. London: Longman, 1983.

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