000
00293nam a22001217a 4500
020
_a
8183560717
082
_a
628.5
_b
YAD
100
_a
Yadav P R, Rajiv Tyagi
245
_a
Environmental Biotechnology
260
_a
New Delhi
_b
Discovery publishing house
_c
2006
300
_a
302
942
_c
BK
999
_c
226030
_d
226030