000 00544nam a2200157Ia 45e0
008 140104n1978 xxu |||gr||||Z||||||eng
020 _a0471042498
082 _a592
100 _aPennak, Robert W,
_eAuthor.,
245 0 _aFree Water Invetrbrates of United States
_cRobert W. Pennak
_hTextual Documents
250 _a2nd.
260 _aNew York
_bJohn Wiley & Sons
_c1978
300 _a803.
653 _aInvertebrates
942 _2ddc
_cTXT
999 _c34324
_d34324