000 00272nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aGerald Thorne
245 0 _aPrinciples of nematology
260 _bmcgraw hill
260 _c1961
365 _b109.73
942 _cBK
999 _c196631
_d196631