APA (7th ed.) Citation

PIAGET, J. (1986). SEIS ESTUDIOS DE PSICOLOGIA (2.). BARRAL-LABOR.

Chicago Style (17th ed.) Citation

PIAGET, JEAN. SEIS ESTUDIOS DE PSICOLOGIA. 2. BARCELONA: BARRAL-LABOR, 1986.

MLA (9th ed.) Citation

PIAGET, JEAN. SEIS ESTUDIOS DE PSICOLOGIA. 2. BARRAL-LABOR, 1986.

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