000
00338nam a2200133Ia 4500
008
241225s9999 xx 000 0 und d
020
_a
0
082
_a
628.168
_b
TRI
100
_a
Trivedi , P R.
245
0
_a
Water pollution
260
_a
New Delhi :
_b
Akashdeep Publication House,
_c
1997.
365
_a
550.00
650
_a
Life Sciences
999
_c
7342
_d
7342