APA (7th ed.) Citation

Davidson, P. E. (1914). The recapitulation theory and human infancy. Teachers college, Columbia university.

Chicago Style (17th ed.) Citation

Davidson, Percy E. The Recapitulation Theory and Human Infancy. New York city: Teachers college, Columbia university, 1914.

MLA (9th ed.) Citation

Davidson, Percy E. The Recapitulation Theory and Human Infancy. Teachers college, Columbia university, 1914.