000 00365nam a2200133Ia 4500
008 180710s9999 xx 000 0 und d
020 _a139540
082 _a551
_bOPE
100 _aOPEN University of Sri Lanka
245 _aPSU3140/PSE 5140: applied geophysics book-1
260 _aNugegoda
_bThe Open University of Sri Lanka
_c0
300 _a210 p.
942 _cPR
999 _c76021
_d76021