ApSimon, Hugh. More mathematical byways / Hugh ApSimon. - Oxford [England] ; New York : Oxford University Press, 1990. - 131 p. : ill. ; 23 cm. - Recreations in mathematics . Includes bibliographical references. ISBN: 019217777X : £14.95 (est.) ($10.00 U.S.) LCCN: 89025549 Subjects--Topical Terms: Mathematical recreations. LC Class. No.: QA95 / .A66 1990 Dewey Class. No.: 793.7