TY  - BOOK
AU  - Coddington,Earl A.
AU  - Levinson,Norman
TI  - Theory of ordinary differential equations
U1  - 517.38 
PY  - 1955///
CY  - New Delhi
PB  - Tata McGraw-Hill Education
KW  - Differential equations
KW  - Calculus
N1  - Includes bibliographical references and index
ER  -