APA (7th ed.) Citation

New York University. Libraries, United States. Work Projects Administration (New York, N.Y.), Readex Microprint Corporation, & Adkins, N. F. (1964). Early American periodicals index to 1850. Readex Microprint.

Chicago Style (17th ed.) Citation

New York University. Libraries, N.Y.) United States. Work Projects Administration (New York, Readex Microprint Corporation, and Nelson Frederick Adkins. Early American Periodicals Index to 1850. New York: Readex Microprint, 1964.

MLA (9th ed.) Citation

New York University. Libraries, et al. Early American Periodicals Index to 1850. Readex Microprint, 1964.