Joseph W. Sprug

Index to American reference books annual : a cumulative index to subjects, authors, and titles

Martin Dillon, David V. Loertscher, Susan D. Strickland, 1974 .

Time Research: 1,172 Studies

Joseph W. Sprug, I. Zelkind, 1975 .

Index to fairy tales, 1987-1992 : including 310 collections of fairy tales, folktales, myths, and legends : with significant pre-1987 titles not previously indexed

Joseph W. Sprug, Norma Olin Ireland, 1994 .