Mack, G. (1951). Gustave Courbet. Knopf.
Chicago Style aipamenaMack, Gerstle. Gustave Courbet. New York: Knopf, 1951.
MLA aipamenaMack, Gerstle. Gustave Courbet. Knopf, 1951.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Mack, G. (1951). Gustave Courbet. Knopf.
Chicago Style aipamenaMack, Gerstle. Gustave Courbet. New York: Knopf, 1951.
MLA aipamenaMack, Gerstle. Gustave Courbet. Knopf, 1951.