Dyfyniad APA

American Pomological Society. The Fruit belt. [American Pomological Society].

Dyfyniad Arddull Chicago

American Pomological Society. The Fruit Belt. Grand Rapids, Mich.: [American Pomological Society].

Dyfyniad MLA

American Pomological Society. The Fruit Belt. [American Pomological Society].

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