APA (7th ed.) Citation

Gratch, G. (1975). Recent studies based on Piaget's view of object concept development. Infant perception, ed. by L.B. Cohen, P. Salapatek, New York, P.51-101, 51.

Chicago Style (17th ed.) Citation

Gratch, G. "Recent Studies Based on Piaget's View of Object Concept Development." Infant Perception, Ed. by L.B. Cohen, P. Salapatek, New York, P.51-101 1975: 51.

MLA (9th ed.) Citation

Gratch, G. "Recent Studies Based on Piaget's View of Object Concept Development." Infant Perception, Ed. by L.B. Cohen, P. Salapatek, New York, P.51-101, 1975, p. 51.