Brieger, L. (1921). Lesser Ury.
Cita Chicago (17th ed.)Brieger, Lothar. Lesser Ury. Berlin, 1921.
Cita MLA (8th ed.)Brieger, Lothar. Lesser Ury. 1921.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)