TY  - BOOK
AU  - Laurence D. Hoffman.
AU  - Bradley, Gerald L.
TI  - Calculus for business, Economics, and the social life sciences
SN  - 9780071274678
U1  - Cir 515 H699c 2007 brief 9th ed. 
PY  - 2008///
CY  - Boston
PB  - Mc Graw-Hill
KW  -  Calculus
N1  - includes index, appendices
ER  -