Cite
Marchers crossing the Edmund Pettus Bridge in downtown Selma, Alabama, on the first day of the Selma to Montgomery March.
MLA
McCormick, William. "Marchers crossing the Edmund Pettus Bridge in downtown Selma, Alabama, on the first day of the Selma to Montgomery March.." Alabama. Department of Archives and History. 1965-03-21, http://digital.archives.alabama.gov/cdm/ref/collection/amg/id/108713.
APA
McCormick, William (1965-03-21). Marchers crossing the Edmund Pettus Bridge in downtown Selma, Alabama, on the first day of the Selma to Montgomery March.. Retrieved from http://digital.archives.alabama.gov/cdm/ref/collection/amg/id/108713
Chicago
McCormick, William. "Marchers crossing the Edmund Pettus Bridge in downtown Selma, Alabama, on the first day of the Selma to Montgomery March.." 1965-03-21. June 22, 2025. http://digital.archives.alabama.gov/cdm/ref/collection/amg/id/108713.