TY  - BOOK
AU  - Burkill,J.C.(John Charles),1900-
TI  - The theory of ordinary differential equations
T2  - Longman mathematical texts
SN  - 0582442877
U1  - 515.35 
PY  - 1975///
CY  - London
PB  - Longman
KW  - Differential equations
KW  - Mathematics
N1  - With answers
ER  -