000 00309nam a2200133Ia 4500
008 160316s1978 xxu||||| |||| 00| 0 eng d
020 _a
100 _aShelby D. Gerking
245 _aEcology Of Freshwater Production
250 _a1st
260 _aOXFORD
_bBLACKWELL
_c1978
300 _a520
700 _a
_a
999 _c12675
_d12675