MLA
Constitution and Book of Laws : Made for the Government of the Universal Negro Improvement Association, Inc., and African Communities' League, Inc., of the World : in Effect July, 1918 : Revised and Amended Aug., 1920 : Revised and Amended Aug., 1921. [Universal Negro Improvement Association and African Communities' League], 1921. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/624jm63zrp-cor.
APA, 6th edition
Constitution and book of laws : made for the government of the Universal Negro Improvement Association, Inc., and African Communities' League, Inc., of the World : in effect July, 1918 : revised and amended Aug., 1920 : revised and amended Aug., 1921. (1921). [African American pamphlet., African American publisher., African American author.]. [Universal Negro Improvement Association and African Communities' League]; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/624jm63zrp-cor.
Chicago
“Constitution and Book of Laws : Made for the Government of the Universal Negro Improvement Association, Inc., and African Communities' League, Inc., of the World : in Effect July, 1918 : Revised and Amended Aug., 1920 : Revised and Amended Aug., 1921.” African American pamphlet., African American publisher., African American author. African American Imprints Collection. [New York]: [Universal Negro Improvement Association and African Communities' League], 1921. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/624jm63zrp-cor.