Tudor, K. (1999). Group counselling. Sage Publications.
芝加哥风格引文Tudor, Keith. Group Counselling. London ; Thousand Oaks, CA: Sage Publications, 1999.
MLA引文Tudor, Keith. Group Counselling. Sage Publications, 1999.
警告：这些引文格式不一定是100％准确.
APA引文