MLA

of Manuscripts, Yale University. Department, and Archives. Book IV Print 70: Fidel Castro Visiting the Jefferson Memorial. 1959. https://collections.library.yale.edu/catalog/10018316.

APA, 6th edition

of Manuscripts, Y. U. D., & A. (1959). Book IV Print 70: Fidel Castro visiting the Jefferson Memorial. https://collections.library.yale.edu/catalog/10018316.