Cita APA

Piaget, J. 1., Inhelder, B. 1., & Evans, R. I. 1. Perception, pte. 1.

Citación estilo Chicago

Piaget, Jean 1896-1980, Bärbel 1913-1997 Inhelder, y Richard Isadore 1922- Evans. Perception, Pte. 1.

Cita MLA

Piaget, Jean 1896-1980, Bärbel 1913-1997 Inhelder, y Richard Isadore 1922- Evans. Perception, Pte. 1.