Cita APA (7a ed.)

Frantz, M., & Crannell, A. (2011). Viewpoints: Mathematical perspective and fractal geometry in art. Princeton University Press.

Cita Chicago Style (17a ed.)

Frantz, Marc, y Annalisa Crannell. Viewpoints: Mathematical Perspective and Fractal Geometry in Art. Princeton ; Woodstock: Princeton University Press, 2011.

Cita MLA (9a ed.)

Frantz, Marc, y Annalisa Crannell. Viewpoints: Mathematical Perspective and Fractal Geometry in Art. Princeton University Press, 2011.