Christie, A. (2005). Poirot investiga (5a ed.). Booket.
Chicago Style (17th ed.) CitationChristie, Agatha. Poirot Investiga. 5a ed. Buenos Aires, Argentina: Booket, 2005.
MLA (9th ed.) CitationChristie, Agatha. Poirot Investiga. 5a ed. Booket, 2005.