MLA
Heath, Bessie Lenna. Life Is a Year. A.M.E. Book Concern, 1921. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/6042rbp0t4-cor.
APA, 6th edition
Heath, B. L. (1921). Life is a year [African American pamphlet., African American publisher., African American author.]. A.M.E. Book Concern; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/6042rbp0t4-cor.
Chicago
Heath, Bessie Lenna. “Life Is a Year.” African American pamphlet., African American publisher., African American author. African American Imprints Collection. Philadelphia: A.M.E. Book Concern, 1921. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/6042rbp0t4-cor.