Communist activities among Puerto Ricans in New York City and Puerto Rico. :
Hearings /
before the Committee on Un-American Activities, House of Representatives, Eighty-sixth Congress, first session.

APA Citation

United States. Congress. House. Committee on Un-American Activities. (1960). Communist activities among Puerto Ricans in New York City and Puerto Rico.: Hearings. Washington: U.S. Govt. Print. Off.

MLA Citation

United States. Congress. House. Committee on Un-American Activities. Communist Activities Among Puerto Ricans In New York City And Puerto Rico.: Hearings. Washington: U.S. Govt. Print. Off, 1960.

Warning: These citations may not always be complete (especially for serials).