000 00333pam a2200145 a 4500
020 _c
041 _aeng
082 _bDAV
100 _aDavis J ronnic ,
_eChang semoon .
245 _aPrincipal of managerial economics
_hTextual Documents
250 _a1986.
260 _a[s.l]:
_bIorintce
300 _a558 pg .
930 _a2120
999 _c79044
_d79044