@BOOK{ Book!D - 100700755,
AUTHOR = "/ Jean Piaget",
TITLE = "Essai sur les transformations des operations logiques; les 256 opreations teranires be la logique bivalent des propositions",
LIBRARY= "کتابخانه مؤسسه روان شناسی (دانشگاه تهران)",
SUBJECT = "Logic",
URL = "/book/100700755/Essai-sur-les-transformations-des-operations-logiq/"}