Cita APA (7a ed.)

Harvey, G. B. M. (1928). Henry Clay Frick, the man. Scribner's Sons.

Cita Chicago Style (17a ed.)

Harvey, George Brinton McClellan. Henry Clay Frick, the Man. New York: Scribner's Sons, 1928.

Cita MLA (8a ed.)

Harvey, George Brinton McClellan. Henry Clay Frick, the Man. Scribner's Sons, 1928.