000 00403nam a2200133Ia 4500
008 180710s9999 xx 000 0 und d
020 _a139191
082 _a581
_bOPE
100 _aOPEN University of Sri Lanka
245 _aCourse of study leading to the degree fo bachelor of science: botany PSU 1108-pr
260 _aNugegoda
_bThe Open University of Sri Lanka
_c1988
300 _a85 p.
942 _cR
999 _c60342
_d60342