TY  - BOOK
AU  - Logan, William Boyd
AU  - Freeman, M. Herbert ( Max Herbert )  , 1907-
AU  - Dorr, Eugene L.
TI  - Mathematics in marketing
SN  - 0070384622
AV  - HF5695.L63 1978 
PB  - Gregg Division, McGraw-Hill
KW  - Business mathematics
KW  - Business mathematics -- Problems, exercises, etc
KW  - HF
ER  -