Klamkin, Murray S. U.S.A. mathematical olympiads, 1972-1986 compiled and with solutions by Murray S. Klamkin. - Washington, D.C. Mathematical Association of America c1988. - xiii, 127 p. ill. 23 cm. - New mathematical library 33 . Bibliography: p. [120]-127. ISBN: 0883856344 (pbk.) LCCN: 88062611 Subjects--Topical Terms: Mathematics--Problems, exercises, etc.