Dyfyniad APA

Inhelder, B., Sinclair, H., & Bovet, M. (1975). Learning and the development of cognition. Routledge and Kegan Paul.

Dyfyniad Arddull Chicago

Inhelder, Bärbel, Hermine Sinclair, and Magali Bovet. Learning and the Development of Cognition. London: Routledge and Kegan Paul, 1975.

Dyfyniad MLA

Inhelder, Bärbel, et al. Learning and the Development of Cognition. Routledge and Kegan Paul, 1975.

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