APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.