MLA

of Manuscripts, Yale University. Department, and Archives. Book I Print 23: Fidel Castro's Guerrilla Camp in the Forests of the Sierra Maestra. 1957. https://collections.library.yale.edu/catalog/10018026.

APA, 6th edition

of Manuscripts, Y. U. D., & A. (1957). Book I Print 23: Fidel Castro's guerrilla camp in the forests of the Sierra Maestra. https://collections.library.yale.edu/catalog/10018026.