Perls, F. (1951). Gestalt therapy: Excitement and growth (ed.). Delta.
芝加哥风格引文Perls, Frederick. Gestalt Therapy: Excitement and Growth. ed. New York: Delta, 1951.
MLA引文Perls, Frederick. Gestalt Therapy: Excitement and Growth. ed. Delta, 1951.
警告：这些引文格式不一定是100％准确.