Cita APA (7th ed.)

Christie, A. (2000). Murder at the vicarage. A Signet Book.

Cita Chicago (17th ed.)

Christie, Agatha. Murder at the Vicarage. New York: A Signet Book, 2000.

Cita MLA (8th ed.)

Christie, Agatha. Murder at the Vicarage. A Signet Book, 2000.