(1998). Adolph Gottlieb: Pictographs.
Cita Chicago (17th ed.)Adolph Gottlieb: Pictographs. New York, 1998.
Cita MLA (8th ed.)Adolph Gottlieb: Pictographs. 1998.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)