000 | 005150000a22001690004500 | ||
---|---|---|---|
020 | _a81-8318-594-0 | ||
060 | _a100 | ||
082 | _a363.7 BAL | ||
100 | _aBalasurbramanyan | ||
100 | _aGurdeep r, Chatwal | ||
245 | _aEnvironmental studeis | ||
260 | _aBombay, Himalaya Publishing House | ||
260 | _c2007 | ||
300 | _a232 | ||
650 | _aEco-system, Natural resources, Energy sources, Environmental Pollution, Noise Pollution, Global Warming, Automobile Pollution, Acid rain, Ozone layer | ||
942 | _cBK | ||
999 |
_c224069 _d224069 |