Cita APA (7a ed.)

Clark, T. R. (1975). Puerto Rico and the United States, 1917-1933. University of Pittsburgh Press.

Cita Chicago Style (17a ed.)

Clark, Truman R. Puerto Rico and the United States, 1917-1933. [Pittsburgh, Pa.]: University of Pittsburgh Press, 1975.

Cita MLA (8a ed.)

Clark, Truman R. Puerto Rico and the United States, 1917-1933. University of Pittsburgh Press, 1975.