000 00353nam a2200145Ia 4500
008 151015s1994||||xx |||||||||||||| ||und||
013 _aPILC
020 _a18189
040 _cSICM LIBRARY
082 _aT24
245 _aTell Me About Earth and Space
260 _aNew Delhi :
_bSachdeva Publication,
_c1994.
650 _aScience
942 _2ddc
_cBK
999 _c27855
_d27855