Lousada, P. (1984). The book of chocolate. Ebury press.
Chicago Style (17th ed.) ZitazioaLousada, Patricia. The Book of Chocolate. London: Ebury press, 1984.
MLA (9th ed.) ZitazioaLousada, Patricia. The Book of Chocolate. Ebury press, 1984.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.