TY  - BOOK
AU  - Fort, Tomlinson
TI  - Differential Equation
U1  - 515.35 
PY  - 1960///
CY  - New York
PB  - Holt, Rinehart and Winston, Inc.
KW  - General Stack
KW  - Differential equations
KW  - Analysis
KW  - Mathematics
ER  -