TY - GEN AU - Lieberman,L R TI - Reinforcement and non-reinforcement in Rogerian psychotherapy: a critique SN - 0031-5125 PY - 1969///1003 KW - Methods KW - Psychological Theory KW - Psychotherapy KW - Reinforcement, Psychology N1 - Publication Type: Journal Article UR - https://doi.org/10.2466/pms.1969.28.2.559 ER -