000 00421nam a2200157Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
020 _a632001259
041 _aen
082 _a597.0929
100 _aBEGENAL,Timothy
245 0 _aMethods for assesment of fish production in fresh waters IBP Handbook No. 3
250 _a3rd Ed
260 _aLondon.
_bBlackwell Sc. Pub.
_c1978
300 _a(xi),365p.
942 _cPR
999 _c42538
_d42538