Cita APA

Richmond, P. G. (1981). Piaget (2a ed.). Ibrasa.

Citación estilo Chicago

Richmond, Peter Graham. Piaget. 2a ed. Ibrasa, 1981.

Cita MLA

Richmond, Peter Graham. Piaget. 2a ed. Ibrasa, 1981.

Warning: These citations may not always be 100% accurate.