Dyfyniad APA

Walker, R. S., Gurven, M., Burger, O., & Hamilton, M. J. (2007). The trade-off between number and size of offspring in humans and other primates. The Royal Society.

Dyfyniad Arddull Chicago

Walker, Robert S., Michael Gurven, Oskar Burger, and Marcus J. Hamilton. The Trade-off between Number and Size of Offspring in Humans and Other Primates. The Royal Society, 2007.

Dyfyniad MLA

Walker, Robert S., Michael Gurven, Oskar Burger, and Marcus J. Hamilton. The Trade-off between Number and Size of Offspring in Humans and Other Primates. The Royal Society, 2007.

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