Cita APA (7a ed.)

Sonnewend, G. (1969). Innsbruck in Farben = in colour = en couleurs. Tyrolia.

Cita Chicago Style (17a ed.)

Sonnewend, Gustav. Innsbruck in Farben = in Colour = En Couleurs. Innsbruck [etc.]: Tyrolia, 1969.

Cita MLA (9a ed.)

Sonnewend, Gustav. Innsbruck in Farben = in Colour = En Couleurs. Tyrolia, 1969.