Piaget, Jean The psychology of intelligence / Jean Piaget translated by Malcolm Piercy and D.E. Berlyne - London : Routledge, c2001. - xi, 202 p. : 20 cm. - Routledge classics . ISBN: 9780415254014 LCCN: Subjects--Topical Terms: Intellect LC Class. No.: BF431 / .P4827213 2001 Dewey Class. No.: 153.9 / P579p