APA (7th ed.) Citation

Peterson, J. (1925). Early conceptions and tests of intelligence. World Book Company.

Chicago Style (17th ed.) Citation

Peterson, Joseph. Early Conceptions and Tests of Intelligence. Yonkers-on-Hudson, N.Y., Chicago: World Book Company, 1925.

MLA (9th ed.) Citation

Peterson, Joseph. Early Conceptions and Tests of Intelligence. World Book Company, 1925.