Cite
High school students unite!
MLA
Seattle Students' Union. "High school students unite!." University of Washington. Libraries. Special Collections Division. 1970, https://digitalcollections.lib.washington.edu/digital/collection/protests/id/427.
APA
Seattle Students' Union (1970). High school students unite!. Retrieved from https://digitalcollections.lib.washington.edu/digital/collection/protests/id/427
Chicago
Seattle Students' Union. "High school students unite!." 1970. May 3, 2024. https://digitalcollections.lib.washington.edu/digital/collection/protests/id/427.