APA (7th ed.) Citation

Gardner, D. B. (1964). Development in early childhood: The preschool years. Harper & Row.

Chicago Style (17th ed.) Citation

Gardner, David Bruce. Development in Early Childhood: The Preschool Years. New York [u.a.]: Harper & Row, 1964.

MLA (9th ed.) Citation

Gardner, David Bruce. Development in Early Childhood: The Preschool Years. Harper & Row, 1964.