TY  - BOOK
AU  - Richtmeyer,Cleon C., Foust, Judson W.
AU  - x
TI  - Business mathematics : x
SN  - x  
U1  - 511.8/RIB 
PY  - 1958///
CY  - N. Y. 
PB  - McGraw-Hill 
KW  - Mathematics
N1  - Includes
ER  -