00417nam a2200145Ia 4500 0000007309 20251012174458.0 931210s1973 nyu 000 0 eng d 060870451 (âerronâe) On encounter groups Carl R. Rogers. New York Harrow Books 1973. 187 p. 18 cm. Groupes, Dynamique des. ram Relations humaines. ram 4374 4374