TY - BOOK AU - International working session on new teaching methods for school mathematies (Athens) ED - International working session on new teaching methods for school mathematies (Athens) TI - Proceedings : mathematics today a guide for teachers ed by Howard F Fehr T2 - New thinking in school science U1 - T2:3:Bp1:N63, K4 PY - 1964/// KW - EDUCATION ER -