000 00513nam a2200169Ia 4500
008 190328s9999||||xx |||||||||||||| ||und||
010 _a60-5020
040 _aNITIL
_cNITIL
082 _221st
_a375
_bG995C
100 _aGwynn, J Minor
245 0 _aCurriculum principles and social trends
_cJ Minor Gwynn
250 _a3rd
260 _aNew York
_bMacmillan
_c1960
300 _axx, 695p.
650 _aCurriculum planning; Education, Elementary; Teachers-Training of; Education-Audio-Video aids
942 _cBKS
999 _c35954
_d35954