Liebert, R. M., & Poulos, R. W. (1977). Developmental psychology (4th ed.). Prentice-Hall.
芝加哥风格引文Liebert, Robert M., 与 Rita Wicks Poulos. Developmental Psychology. 4th ed. New Jersey: Prentice-Hall, 1977.
MLA引文Liebert, Robert M., 与 Rita Wicks Poulos. Developmental Psychology. 4th ed. Prentice-Hall, 1977.
警告：这些引文格式不一定是100％准确.