Wiedemann, J. (2015). Logo desing. Taschen.
Cita Chicago (17th ed.)Wiedemann, Julius. Logo Desing. Köln, Germany: Taschen, 2015.
Cita MLA (9th ed.)Wiedemann, Julius. Logo Desing. Taschen, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.