000			00349nam a2200145Ia 4500
008			180612s9999||||xx |||||||||||||| ||und||
020			_a81-85-375-19-4
041			_aen
082			_a551.48
100			_aSINGH, H.R.
245		0	_aadvances in Limnology
260			_aDelhi. _bNarendra Publishing House _c1993
300			_acvi, 366 P
942			_cPR
999			_c58128 _d58128