000 00387pam a2200157a 44500
008 230405s2001 xxu||||| |||| 00| 0 eng d
041 _aENG
100 _aTREVAN M D
245 _aBIOTECHNOLOGY
260 _a---
_bT M H
_c2001
300 _a256p.
440 _aSOURCE= RATNAKAR BOOK SELLERS MIRAJ
650 _aENVIRONMENT SICESCE
690 _aENVIRONMENT SICESCE
906 _a8636
999 _c788860
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