MLA

St. George, Andrew, 1924-2001. Plaza of the Presidential Palace, million-person rally to support the Revolutionary government’s trial and executions of Batistianos, and trial in sports stadium of José Sosa Blanco. Box 42, folder 8. 1959 January. https://collections.library.yale.edu/catalog/10020855.

APA, 6th edition

St. George, Andrew, 1924-2001. (["Box 42, folder 8"])(1959 January)[Plaza of the Presidential Palace, million-person rally to support the Revolutionary government’s trial and executions of Batistianos, and trial in sports stadium of José Sosa Blanco]. https://collections.library.yale.edu/catalog/10020855.