Cita APA (7th ed.)
Ruth, E. H., & Hess, E. (1986). Gardasee, Verona: Photographie: Ernst Hermann Ruth. Text: Ernst Hess. Bucher.
Cita Chicago (17th ed.)
Ruth, Ernst Hermann, i Ernst Hess. Gardasee, Verona: Photographie: Ernst Hermann Ruth. Text: Ernst Hess. München, Luzern: Bucher, 1986.
Cita MLA (9th ed.)
Ruth, Ernst Hermann, i Ernst Hess. Gardasee, Verona: Photographie: Ernst Hermann Ruth. Text: Ernst Hess. Bucher, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.