| 000 | 00321 a2200121 4500 | ||
|---|---|---|---|
| 080 |
_a577.4 _bB856E |
||
| 245 | 1 |
_aElements of ecology _cby Brij Gopal and N. Bhardwaj |
|
| 260 |
_aDelhi _bVikas Publishing House _c1981 |
||
| 650 | _aEcology | ||
| 100 | 1 | _aBrij Gopal, Bhardwaj, N. | |
| 300 | _a200 p. | ||
| 901 | _a156147 152450 | ||
| 999 |
_c70666 _d70666 |
||