TY - BOOK TI - Education: a biannual collection of recent german contributions to the field of educational research U1 - 370.72/I59e PY - 1970///-1972 CY - T‎‎ubingen, Germany PB - ISC KW - Education KW - Research KW - Education and state N1 - * Bibliogr. at the end of volumes. * Lib. has volumes 1,2,3,4 and 6 ER -