Differential Equations. Basic Concepts and Theories. Exercises, Examinations, Answers. 2nd ed.

Nielsen, Kaj L.

Barnes & Noble Books, a division of Harper & Row Publishers, New York, Evanston, San Francisco, London, 1966

20.5 x 13 cm, paperback, xxiv, 276 pages, Text in English, spine bit folded, slightly browned, previous owner's name, although in very good condition, see picture.