APA (7th ed.) Citation

Harvard University. Library, Welsh, C., & Tillinghast, W. H. (1968). Catalogue of English and American chapbooks and broadside ballads in Harvard College Library. Singing Tree Press.

Chicago Style (17th ed.) Citation

Harvard University. Library, Charles Welsh, and William H. Tillinghast. Catalogue of English and American Chapbooks and Broadside Ballads in Harvard College Library. Detroit: Singing Tree Press, 1968.

MLA (9th ed.) Citation

Harvard University. Library, et al. Catalogue of English and American Chapbooks and Broadside Ballads in Harvard College Library. Singing Tree Press, 1968.