000 00680pam a2200253a 44500
008 161010b1949 xxu||||| |||| 00| 0 eng d
020 _a
082 _a371.3 Lat
090 _a
100 _aLaton Anita Duncan
110 _a
245 _aNew Directions in Science Teachings.
_b
246 _a
250 _a1st
260 _aNew York
_bMcgraw-Hill Book Co.
_c1949
300 _aXi, 164pgs;21cms,Bibliography,Index.
500 _aB
500 _a
520 _a
650 _aMethods of Instruction and Study
700 _aSamuel Ralph Powers
906 _a
999 _c93631
_d93631