TY - BOOK AU - Seckinger, Donald S. AU - ED - ED - ED - ED - SN - 471771007 SN - 2 PY - 1975///46 CY - New York PB - Wiley KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Aims and objectives KW - Education;Educational sociology;Education KW - United States.;United States N1 - Includes index; Bibliography: p. 215-216; 5 ER -