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Piaget's Theory of Intellectual Development [Buy it!] | Herbert P. Ginsburg; Sylvia Opper | USD 28.81 (Thu May 23 16:57:04 2024) | Biblio | Ergodebooks | Longman Higher Education, Date: 1987-10-01. Hardcover. Good. 1987. Longman Higher Education ISBN 0136751660 9780136751663 [US] |