Dyfyniad APA

Howell, P. I., & Knols, B. G. (2009). Male mating biology. BioMed Central.

Dyfyniad Arddull Chicago

Howell, Paul I., and Bart GJ Knols. Male Mating Biology. BioMed Central, 2009.

Dyfyniad MLA

Howell, Paul I., and Bart GJ Knols. Male Mating Biology. BioMed Central, 2009.

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