APA (7th ed.) Citation

Christie, A. (1976). The A.B.C.Murders. Pooket Books.

Chicago Style (17th ed.) Citation

Christie, Agatha. The A.B.C.Murders. New York: Pooket Books, 1976.

MLA (9th ed.) Citation

Christie, Agatha. The A.B.C.Murders. Pooket Books, 1976.

Warning: These citations may not always be 100% accurate.