Cite
Civil rights marchers walking back across the Edmund Pettus Bridge in Selma, Alabama, after their demonstration on Turnaround Tuesday.
MLA
Martin, Spider. "Civil rights marchers walking back across the Edmund Pettus Bridge in Selma, Alabama, after their demonstration on Turnaround Tuesday.." Alabama. Department of Archives and History. 1965-03-09, http://digital.archives.alabama.gov/cdm/ref/collection/amg/id/99172.
APA
Martin, Spider (1965-03-09). Civil rights marchers walking back across the Edmund Pettus Bridge in Selma, Alabama, after their demonstration on Turnaround Tuesday.. Retrieved from http://digital.archives.alabama.gov/cdm/ref/collection/amg/id/99172
Chicago
Martin, Spider. "Civil rights marchers walking back across the Edmund Pettus Bridge in Selma, Alabama, after their demonstration on Turnaround Tuesday.." 1965-03-09. July 6, 2025. http://digital.archives.alabama.gov/cdm/ref/collection/amg/id/99172.