Cita APA (7th ed.)

Damm, H. v. (1989). At Reagan's side: Helene von Damm. Doubleday.

Cita Chicago (17th ed.)

Damm, Helene von. At Reagan's Side: Helene Von Damm. New York [u.a.]: Doubleday, 1989.

Cita MLA (8th ed.)

Damm, Helene von. At Reagan's Side: Helene Von Damm. Doubleday, 1989.