Harlan, J. D. (1992). Science experiences for the early childhood years (5th ed.). Macmillan.
芝加哥风格引文Harlan, Jean Durgin. Science Experiences for the Early Childhood Years. 5th ed. New York: Macmillan, 1992.
MLA引文Harlan, Jean Durgin. Science Experiences for the Early Childhood Years. 5th ed. Macmillan, 1992.
警告：这些引文格式不一定是100％准确.