Behrends, Ehrhard Math behind the magic: fascinating card and number tricks and how they work - Providence, Rhode Island: American Mathematical Society, 2019. - xx, 208 p. : ill. ; pb; 22 cm. Includes bibliographical references. ISBN: 9781470448660 Subjects--Topical Terms: Mathematical RecreationsMagic TricksCard TricksMathematical Education Dewey Class. No.: 793.74 / BEH