000 00636nam a2200181Ia 4500
008 190327s9999||||xx |||||||||||||| ||und||
010 _a59-13209
040 _aNITIL
_cNITIL
082 _221st
_a507
_bM971T
100 _aMunzer, Martha E
245 0 _aTeaching science through conservation
_cMartha E Munzer
260 _aNew York
_bMcGraw-Hill Book
_c1960
300 _axvii, 470p.
440 _aMcGraw-Hill series in education/ ed by Harold BenjaminCurriculum and methods in education/ ed by Arno A Bellack
650 _aScience-Study and teaching; Conservation of natural resources
700 _aBrandwein, Paul F
942 _cBKS
999 _c58573
_d58573