Piltz, G. (1970). James Gillray. Eulenspiegel.
Cita Chicago (17th ed.)Piltz, Georg. James Gillray. Berlin: Eulenspiegel, 1970.
Cita MLA (8th ed.)Piltz, Georg. James Gillray. Eulenspiegel, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.