Moll, Louise B. Cryptogram-a-day book / [electronic resource] / Louise B. Moll.. — New York : : Sterling Pub. Co.,, c1996.. — 128 p. ; 21 cm. Includes index. ISBN: 0806981105 9780806981109 LCCN: 96028210 Nat. Bib. No.: GBA3-40500 Subjects--Topical Terms: Cryptograms. LC Class. No.: GV1507.C8 / M646 1996 Dewey Class. No.: 793.73