APA (7th ed.) Citation

KOHLER, R. (2014). Jean Piaget. Bloomsbury Academic.

Chicago Style (17th ed.) Citation

KOHLER, Richard. Jean Piaget. Bloomsbury Academic, 2014.

MLA (9th ed.) Citation

KOHLER, Richard. Jean Piaget. Bloomsbury Academic, 2014.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.