O'Connor, K. J. (1991). The play therapy primer: An integration of theories and techniques. Wiley.
芝加哥风格引文O'Connor, Kevin J. The Play Therapy Primer: An Integration of Theories and Techniques. New York: Wiley, 1991.
MLA引文O'Connor, Kevin J. The Play Therapy Primer: An Integration of Theories and Techniques. Wiley, 1991.
警告：这些引文格式不一定是100％准确.