Cita APA

Van Hoorn, J. (2011). Play at the center of the curriculum (5th ed.). Pearson.

Citación estilo Chicago

Van Hoorn, Judith. Play at the Center of the Curriculum. 5th ed. Boston: Pearson, 2011.

Cita MLA

Van Hoorn, Judith. Play at the Center of the Curriculum. 5th ed. Pearson, 2011.