Dyfyniad APA

Weaver, R. F. . .., & Hedrick , P. W. . .. (1997). Genetics. Wm C Brown.

Dyfyniad Arddull Chicago

Weaver, Robert F ., and Philip W. Hedrick. Genetics. Dubuque: Wm C Brown, 1997.

Dyfyniad MLA

Weaver, Robert F ., and Philip W. Hedrick. Genetics. Wm C Brown, 1997.

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