Dyfyniad APA

Northington, D. K., Schneider, E. L. 1., & Scheirer, D. C. (1996). The botanical world (2nd ed.). Dubuque, IA: Wm. C. Brown Publishers.

Dyfyniad Arddull Chicago

Northington, David K., Edward L. 1947- Schneider, và Daniel C. Scheirer. The Botanical World. 2nd ed. Dubuque, IA: Wm. C. Brown Publishers, 1996.

Dyfyniad MLA

Northington, David K., Edward L. 1947- Schneider, và Daniel C. Scheirer. The Botanical World. 2nd ed. Dubuque, IA: Wm. C. Brown Publishers, 1996.

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