MLA
Laney, James T. Memorandum from Emory President James T. Laney to Robert Strickland, Chairman of the Emory Board of Trustees, Stating What Emory University Has Done since the Sondra O'Neale Tenture Situation in 1988 - April 30, 1990. 1990. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 56, Folder 4. https://digital.library.emory.edu/purl/679573n752-cor.
APA, 6th edition
Laney, J. T. (1990). Memorandum from Emory president James T. Laney to Robert Strickland, Chairman of the Emory Board of Trustees, stating what Emory University has done since the Sondra O'Neale tenture situation in 1988 - April 30, 1990 (Box 56, Folder 4) [Letters (correspondence)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/679573n752-cor.
Chicago
Laney, James T. “Memorandum from Emory President James T. Laney to Robert Strickland, Chairman of the Emory Board of Trustees, Stating What Emory University Has Done since the Sondra O'Neale Tenture Situation in 1988 - April 30, 1990.” Letters (correspondence). Office of the President Records, James T. Laney, 1990. Box 56, Folder 4. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/679573n752-cor.