APA

KAPLAN W., . (1964). ELEMNTS OF ORDINARY DIFFERENTIAL EQUATIONS. LONDON: ADDISON WESLEY PUBLISHING.

Chicago

KAPLAN WILFRED, . 1964. ELEMNTS OF ORDINARY DIFFERENTIAL EQUATIONS. LONDON: ADDISON WESLEY PUBLISHING.

Harvard

KAPLAN W., . (1964). ELEMNTS OF ORDINARY DIFFERENTIAL EQUATIONS. LONDON: ADDISON WESLEY PUBLISHING.

MLA

KAPLAN WILFRED, . ELEMNTS OF ORDINARY DIFFERENTIAL EQUATIONS. LONDON: ADDISON WESLEY PUBLISHING. 1964.