000 00273nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aMasterman J.C.
_928872
245 0 _aDouble -Cross System
260 _bYale University Press
_c1972
300 _a203
942 _cBK
_pCL
999 _c133131
_d133131