Dyfyniad APA

Northington, D. K. (1996). The botanical world. Dubuque, IA: Wm. C. Brown Publishers.

Dyfyniad Arddull Chicago

Northington, David K. The Botanical World. Dubuque, IA: Wm. C. Brown Publishers, 1996.

Dyfyniad MLA

Northington, David K. The Botanical World. Dubuque, IA: Wm. C. Brown Publishers, 1996.

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