APA ציטוט

Davidson Films & Piaget, J. (1976). Piaget's developmental theory: Formal reasoning patterns [videorecording]. Davidson Films.

Chicago Style (17th ed.) Citation

Davidson Films and Jean Piaget. Piaget's Developmental Theory: Formal Reasoning Patterns [videorecording]. [Davis, Calif.]: Davidson Films, 1976.

ציטוט MLA

Davidson Films and Jean Piaget. Piaget's Developmental Theory: Formal Reasoning Patterns [videorecording]. Davidson Films, 1976.