| 000 | 00403nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 180710s9999 xx 000 0 und d | ||
| 020 | _a123680 | ||
| 082 |
_a541 _bOPE |
||
| 100 | _aOPEN Univeristy of Sri Lanka | ||
| 245 | _aCourse of study leading to the degree of bachelor of science, level 4- PSU 2115- | ||
| 260 |
_aNugegoda _bThe Open University of Sri Lanka _c1987 |
||
| 300 | _a81 p. | ||
| 942 | _cR | ||
| 999 |
_c60446 _d60446 |
||