Cita APA (7a ed.)

Christie, A. (1969). The Body in the Library (13th printing.). Pocket Books.

Cita Chicago Style (17a ed.)

Christie, Agatha. The Body in the Library. 13th printing. New York: Pocket Books, 1969.

Cita MLA (9a ed.)

Christie, Agatha. The Body in the Library. 13th printing. Pocket Books, 1969.