TY  - BOOK
AU  - Frank Ayres,
TI  - Schaums Outline Series Theory and Problems of Differential Equations in si metric Units: Including 1900 fully solved problems
SN  - 0-07-099006-9
U1  - 517.38076 
PY  - 1972///
CY  - Singapore
PB  - McGraw-Hill Book Company
KW  - MATHEMATICS
ER  -