000 00429nam a2200181 4500
020 _a
_c
082 _a577.6072 WEL-L
100 _aWelch, Paul S
245 _aLimnological methods
250 _a
260 _aNarendra Publishing House, New Delhi
_c2003
300 _a381
490 _a
500 _a
590 _aSajana
_b2011-03-25 12:30:08
_c
650 _aLimnology-- Research & Statistical methods
942 _cBK
999 _c235419
_d235419