Hoffman, D. R., Kellerman, L. S., & Wilson, R. A. (1990). Index to Readex microopaque collections of early American newspapers. Harrisburg, Pa.: State Library of Pennsylvania.
Chicago Style CitationHoffman, David R., Lydia Suzanne Kellerman, and Rebecca A. Wilson. Index to Readex Microopaque Collections of Early American Newspapers. Harrisburg, Pa.: State Library of Pennsylvania, 1990.
MLA CitationHoffman, David R., Lydia Suzanne Kellerman, and Rebecca A. Wilson. Index to Readex Microopaque Collections of Early American Newspapers. Harrisburg, Pa.: State Library of Pennsylvania, 1990.