TY  - BOOK
AU  - Ayres Frank, Jr.
TI  - Schaum's outline of theory and problems of differential equations in SI metric units
SN  - 0-07-099006-9
U1  - 515.35 
PY  - 1972///
CY  - Singapore
PB  - McGraw-Hill
KW  - Differential equations
KW  - Schaum's theory
ER  -