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008 200820s9999||||xx |||||||||||||| ||und||
020 _a968-422-008-1
040 _cCIC-UMAD
041 _aeng
050 _aPN1995.7
_bA1
100 _aRojas, Demóstenes
_98641
245 0 _aBusiness letter writing
250 _a2a
260 _aMéxico
_bMcGraw-Hill
_c1990
300 _a178 p.
650 _aBusiness
_91744
942 _2lcc
_cBK
999 _c7068
_d7068