TY  - BOOK
AU  - Ross, Shepley L..
TI  - Introduction to Ordinay Differential Equations / 
SN  - 0-471-03295-6
U1  - B331 
PY  - 1962///
CY  - New York : 
PB  - John Wiley & Sons , 
KW  - Mathematics <Differential Equations>
ER  -