Robinson, D. (1983). Piece of cake. Alfred A. Knopf.
Chicago Style aipamenaRobinson, Derek. Piece of Cake. New York: Alfred A. Knopf, 1983.
MLA aipamenaRobinson, Derek. Piece of Cake. Alfred A. Knopf, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.