Keenan, T. (2002). An introduction to child development. SAGE Publications.
芝加哥风格引文Keenan, Thomas. An Introduction to Child Development. London ; Thousand Oaks, Calif.: SAGE Publications, 2002.
MLA引文Keenan, Thomas. An Introduction to Child Development. SAGE Publications, 2002.
警告：这些引文格式不一定是100％准确.