Dyfyniad APA

Moyer, R., Daniel, L., Hackett, J., Baptiste, P., Stryker, P., & Vasquez, J. (2000). Ecosystems around the world. Mc Graw-Hill.

Dyfyniad Arddull Chicago

Moyer, Richard, Lucy Daniel, Jay Hackett, Prentice Baptiste, Pamela Stryker, and Joanne Vasquez. Ecosystems Around the World. New York: Mc Graw-Hill, 2000.

Dyfyniad MLA

Moyer, Richard, et al. Ecosystems Around the World. Mc Graw-Hill, 2000.

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