000 00331 a2200109 4500
008 190118b xxu||||| |||| 00|
100 _aRicker, William E
245 _aMethods of estimating vital syatistic of fish populations /
_cRicker, William E
260 _aBloomington
_bIndianauniversity
_c1948
300 _a56p.
942 _2ddc
_cBK
999 _c7852
_d7852