@book{Piaget, author = {Piaget, Jean}, title = {The origins of intelligence in children, New York (W W Norton) 1963.}, language = {en} } @book{Piaget, author = {Piaget, Jean}, title = {The moral judgement in the child, New York (Harcourt, Brace \& Company) 1932.}, language = {en} } @book{Piaget, author = {Piaget, Jean}, title = {The moral judgement in the child, III, Glencoe(Zhe free Press) 1948.}, language = {en} } @book{InhelderPiaget, author = {Inhelder, B. and Piaget, Jean}, title = {The growth of logical thinking, New York (Basic Books) 1958.}, language = {en} } @book{Piaget, author = {Piaget, Jean}, title = {Structuralism, London (Routledge and Kegan Paul) 1971.}, language = {en} } @book{Piaget, author = {Piaget, Jean}, title = {Logic and psychology, New York (Basic Books) 1957.}, language = {en} } @book{Piaget, author = {Piaget, Jean}, title = {Language and Thought of the Child. London (Routledge) 1959.}, language = {en} } @book{Piaget, author = {Piaget, Jean}, title = {Judgement and reasoning in the child, Paterson (Littlefield, Adams \& Co.) 1959.}, language = {en} }