Cita APA (7a ed.)

Kheiri, S., & Westheim, P. Orbis Pictus. Ernst Wasmuth Verlag.

Cita Chicago Style (17a ed.)

Kheiri, Sattar, y Paul Westheim. Orbis Pictus. Berlin: Ernst Wasmuth Verlag.

Cita MLA (8a ed.)

Kheiri, Sattar, y Paul Westheim. Orbis Pictus. Ernst Wasmuth Verlag.