Burkill, J. C. The theory of ordinary differential equations / J.C. Burkill. - 2nd ed. - New York : Interscience Publishers, 1962. - ix, 114 p. : ill. ; 19 cm. - University mathematical texts . - University mathematical texts . Includes bibliographical reference and index. Subjects--Topical Terms: Differential equations. Dewey Class. No.: 515.35 / BUT 1962