Van Hoorn, J. L., Nourot, P. M., Scales, B., & Alward, K. R. (2003). Play at the center of curriculum (Third edition.). Merrill/Prentice Hall.
芝加哥风格引文Van Hoorn, Judith Lieberman, Patricia Monighan Nourot, Barbara Scales, 与 Keith Rodriguez Alward. Play at the Center of Curriculum. Third edition. Upper Saddle River, New Jersey: Merrill/Prentice Hall, 2003.
MLA引文Van Hoorn, Judith Lieberman, et al. Play at the Center of Curriculum. Third edition. Merrill/Prentice Hall, 2003.
警告：这些引文格式不一定是100％准确.