Dyfyniad APA

Sheldon, B., & Birkhead, T. (1994). REPRODUCTIVE ANATOMY OF THE CHAFFINCH IN RELATION TO SPERM COMPETITION.

Dyfyniad Arddull Chicago

Sheldon, B., and T. Birkhead. REPRODUCTIVE ANATOMY OF THE CHAFFINCH IN RELATION TO SPERM COMPETITION. 1994.

Dyfyniad MLA

Sheldon, B., and T. Birkhead. REPRODUCTIVE ANATOMY OF THE CHAFFINCH IN RELATION TO SPERM COMPETITION. 1994.

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