Cita APA (7th ed.)

Samuels, E. (1958). Henry Adams, the middle years. Belknap Press of Harvard University Press.

Cita Chicago (17th ed.)

Samuels, Ernest. Henry Adams, the Middle Years. Cambridge: Belknap Press of Harvard University Press, 1958.

Cita MLA (9th ed.)

Samuels, Ernest. Henry Adams, the Middle Years. Belknap Press of Harvard University Press, 1958.