Piaget, J. (1960). The child's conception of geometry. Basic books.
芝加哥风格引文Piaget, Jean. The Child's Conception of Geometry. New York: Basic books, 1960.
MLA引文Piaget, Jean. The Child's Conception of Geometry. Basic books, 1960.
警告：这些引文格式不一定是100％准确.