Mutabor : Lingua grafica; major reference work for image language.

MLA

Plass, Johannes, and Carsten Raffel. Mutabor : Lingua Grafica; Major Reference Work for Image Language. Berlin: Die Gestalten Verlag, 2001.

APA

Plass, J., & Raffel, C. (2001). Mutabor : Lingua grafica; major reference work for image language. Berlin: Die Gestalten Verlag.

Chicago

Plass, Johannes, and Carsten Raffel. Mutabor: Lingua Grafica; Major Reference Work for Image Language. Berlin: Die Gestalten Verlag, 2001.