Dyfyniad APA

Gaston, K. j., & Spicer, J. I. (2004). Biodiversity: An introduction (2nd ed.). Blackwell.

Dyfyniad Arddull Chicago

Gaston, Kevin j., and John I. Spicer. Biodiversity: An Introduction. 2nd ed. USA: Blackwell, 2004.

Dyfyniad MLA

Gaston, Kevin j., and John I. Spicer. Biodiversity: An Introduction. 2nd ed. Blackwell, 2004.

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