Boas, Ralph P. A Primer of real functions / Ralph P. Boas; revised and updated by Harold P. Boas. - Washington, D.C. : The Mathematical Association of America, 1996 - xiv, 305 p. ; 19 cm. - The Carcus Mathematical monographs ; vol. 13 . Includes bib. notes and index. Open access. ISBN: 088385029X LCCN: 9677785 Subjects--Topical Terms: Functions of real variables.Functions.