Cita APA (7a ed.)

Gibson, C. (1967). Spain in America (First Harper Torchbook edition.). Harper Colophon Books.

Cita Chicago Style (17a ed.)

Gibson, Charles. Spain in America. First Harper Torchbook edition. New York: Harper Colophon Books, 1967.

Cita MLA (9a ed.)

Gibson, Charles. Spain in America. First Harper Torchbook edition. Harper Colophon Books, 1967.