Dyfyniad APA

Goodman, R. M. (2004). Encyclopedia of plant and crop science. Marcel Dekker.

Dyfyniad Arddull Chicago

Goodman, Robert M. Encyclopedia of Plant and Crop Science. New York: Marcel Dekker, 2004.

Dyfyniad MLA

Goodman, Robert M. Encyclopedia of Plant and Crop Science. Marcel Dekker, 2004.

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