000 00369nam a2200145Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e31947
_aMAIN
041 _aEnglish
082 _a372.3044 J251P
100 _aJanardan Prasad
245 0 _aPractical aspects in teaching of science
260 _aNew Delhi
_bKanishka
_c1999
300 _avi,224 p.
942 _cBK
999 _c102984
_d102984