TY  - BOOK
AU  - Joel J. Lerner, Petr Zima
AU  - Joel J. Lerner, Petr Zima
TI  - Theroy and Problems of Business Mathematics
U1  - 513.93/L614t 
PY  - 1984///
CY  - Singapoe
PB  - S.O.S.McGraw-Hill Book Co. Singapoe
KW  - Joel J. Lerner, Petr Zima
ER  -