Tohutoro APA (7th ed.)

Escher M. C. & Ford, K. (1989). Escher on escher: Exploring the infinite. H.N. Abrams.

Tohutoru Kātū Chicago (17th ed.)

Escher M. C. me Karin Ford. Escher on Escher: Exploring the Infinite. New York: H.N. Abrams, 1989.

Tohutoro MLA (9th ed.)

Escher M. C. me Karin Ford. Escher on Escher: Exploring the Infinite. H.N. Abrams, 1989.