Inhelder, B., Sinclair, H., & Bovet, M. (1975). Learning and the development of cognition. Routledge and Kegan Paul.
Chicago Style aipamenaInhelder, Bärbel, Hermine Sinclair, and Magali Bovet. Learning and the Development of Cognition. London: Routledge and Kegan Paul, 1975.
MLA aipamenaInhelder, Bärbel, et al. Learning and the Development of Cognition. Routledge and Kegan Paul, 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.