APA citiranje

Opp, A. (2009). Our Roots Grew Deep in the Russen Soil. Eigenverlag des Verfassers.

Chicago Style (17th ed.) Citation

Opp, Alfred. Our Roots Grew Deep in the Russen Soil. Redondo Beach, California: Eigenverlag des Verfassers, 2009.

MLA citiranje

Opp, Alfred. Our Roots Grew Deep in the Russen Soil. Eigenverlag des Verfassers, 2009.