Dyfyniad APA

Parker, S. T., & McKinney, M. L. (1999). Origins of intelligence: The evolution of cognitive development in monkeys, apes, and humans. Johns Hopkins University Press.

Dyfyniad Arddull Chicago

Parker, Sue Taylor, and Michael L. McKinney. Origins of Intelligence: The Evolution of Cognitive Development in Monkeys, Apes, and Humans. Baltimore, Md.: Johns Hopkins University Press, 1999.

Dyfyniad MLA

Parker, Sue Taylor, and Michael L. McKinney. Origins of Intelligence: The Evolution of Cognitive Development in Monkeys, Apes, and Humans. Johns Hopkins University Press, 1999.

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