Cita APA (7th ed.)

Astor, G. (1994). June 6, 1944: The voices of D-day. A Dell Book.

Cita Chicago (17th ed.)

Astor, Gerald. June 6, 1944: The Voices of D-day. New York: A Dell Book, 1994.

Cita MLA (8th ed.)

Astor, Gerald. June 6, 1944: The Voices of D-day. A Dell Book, 1994.