Philippson, P. (2012). Gestalt therapy: Roots and branches : collected papers. Karnac.
芝加哥风格引文Philippson, Peter. Gestalt Therapy: Roots and Branches : Collected Papers. London: Karnac, 2012.
MLA引文Philippson, Peter. Gestalt Therapy: Roots and Branches : Collected Papers. Karnac, 2012.
警告：这些引文格式不一定是100％准确.