TY  - GEN
AU  - Polking John C
AU  - Boggess Albert
AU  - Arnold,David
TI  - Differential equations
SN  - 0131437380
AV  - QA371 
PY  - 2006///
CY  - Upper Saddle River, NJ
PB  - Pearson Prentice Hall
KW  - Differential equations
N1  - Previous ed.: 2001; Includes index
ER  -