000 00291nam a2200109 4500
245 _aCategories
_cHorst Schubert ; translated by Eva Gray
100 _aSchubert, Horst
710 _aGray,Eva
260 _aBerlin,
_bSpringer Verlag
_c1972.
300 _axi,385p. ; 24cm.
082 _a512.55
_b SCH
999 _c19493
_d19493