APA (7th ed.) Citation

Van Hoorn, J. (1993). Play at the center of the curriculum. Merrill.

Chicago Style (17th ed.) Citation

Van Hoorn, Judith. Play at the Center of the Curriculum. New York: Merrill, 1993.

MLA (9th ed.) Citation

Van Hoorn, Judith. Play at the Center of the Curriculum. Merrill, 1993.