APA

Coddington E. A. L. N., . (1972). Theory of ordinary differential equations. : TATA McGraw-Hill Publishing Co., New Delhi.

Chicago

Coddington Earl A Levinson Norman, . 1972. Theory of ordinary differential equations. : TATA McGraw-Hill Publishing Co., New Delhi.

Harvard

Coddington E. A. L. N., . (1972). Theory of ordinary differential equations. : TATA McGraw-Hill Publishing Co., New Delhi.

MLA

Coddington Earl A Levinson Norman, . Theory of ordinary differential equations. : TATA McGraw-Hill Publishing Co., New Delhi. 1972.