Leppard, Lois Gladys. Mandie and the Hidden Treasure / Lois Gladys Leppard. - Minneapolis, Minn. : Bethany House Publishers, 1987. - 159 p. : map ; 18 cm. - A Mandie book. 9. . ISBN: 9780871239778 Subjects--Topical Terms: Buried treasure. Adventure and adventurers.--Fiction.