00467nam a2200145Ia 4500 0000021208 20251012174805.0 n uk c 002911800x 361.408 Individual change through small groups edited by R.D. Vinter, Paul Glasser and Rosemary Sarri New York The Free Press c1974 xii, 515 p. Social groups work- Addresses, essays, lectures 10836 10836