JOYCE, P., & SILLS, C. (2001). Skills in gestalt counselling and psychotherapy. Sage.
芝加哥风格引文JOYCE, Phil, 与 Charlotte SILLS. Skills in Gestalt Counselling and Psychotherapy. London: Sage, 2001.
MLA引文JOYCE, Phil, 与 Charlotte SILLS. Skills in Gestalt Counselling and Psychotherapy. Sage, 2001.
警告：这些引文格式不一定是100％准确.