Snape, Charles. Puzzles, mazes, and numbers / Charles Snape and Heather Scott. - New York : Cambridge University Press, 1995. - 128 p. : ill. (some col ; 29 cm. ISBN: 0521465001 LCCN: 94024941 Subjects--Topical Terms: Mathematical recreations.Maze puzzles. LC Class. No.: QA95 / .S519 1995 Dewey Class. No.: 793.7/4