| 000 | 00726 a2200229 4500 | ||
|---|---|---|---|
| 999 |
_c7146 _d7107 |
||
| 003 | ISURa | ||
| 008 | 170113b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9555890072 | ||
| 041 | _aEnglish | ||
| 082 |
_a363.73 _bILE |
||
| 100 |
_aIleperuma , O. A. _927173 |
||
| 245 | _aEnvironmental polution and the future of mankind | ||
| 260 |
_c2000 _aPeradeniya _bScience education unit,university of Peradeniya _g2000 |
||
| 300 |
_bill. _c26 cm. _a87 p. |
||
| 440 |
_aPeradeniya science publication No.1 _927174 |
||
| 650 |
_aRECOVERY OF POLLUTION PROBLEM _927175 |
||
| 650 |
_aOVER POPULATION _927176 |
||
| 650 |
_aAIR POLLUTION _99228 |
||
| 650 |
_aWATER POLLUTION _97449 |
||
| 650 |
_aENVIRONMENTAL SCIENCE _96305 |
||
| 942 |
_cLN _2ddc |
||