TY  - BOOK
AU  - Ayres, Frank. and Ault, J. C.
TI  - Theory and problems of differential equations: : in SI metric units
SN  - 0070990050
U1  - 515.35 
PY  - 1989///
CY  - London
PB  - ; Mcgraw-Hill Book
KW  - Differential Equations
KW  - Mathematical Analysis
KW  - Mathematics
ER  -