000			00369nam a2200145Ia 4500
008			180613s9999||||xx |||||||||||||| ||und||
020			_a632002565
041			_aen
082			_a639.31
100			_aGERKING,Shelby D.
245		0	_aEcology of freshwater fish production
260			_aLondon _bBlackwell scientific Pub, GB _c1978
300			_a(xiv),520p
942			_cSR
999			_c76101 _d76101