Cite
[Letter from Bob Casey to John J. Herrera - 1976-04-21]
MLA
Casey, Robert R. (Robert Randolph), 1915-1986. "[Letter from Bob Casey to John J. Herrera - 1976-04-21]." University of North Texas. Libraries. 1976-04-21, https://texashistory.unt.edu/ark:/67531/metapth249347/.
APA
Casey, Robert R. (Robert Randolph), 1915-1986 (1976-04-21). [Letter from Bob Casey to John J. Herrera - 1976-04-21]. Retrieved from https://texashistory.unt.edu/ark:/67531/metapth249347/
Chicago
Casey, Robert R. (Robert Randolph), 1915-1986. "[Letter from Bob Casey to John J. Herrera - 1976-04-21]." 1976-04-21. July 29, 2025. https://texashistory.unt.edu/ark:/67531/metapth249347/.