Horemis, S. (1970). Optical and geometrical patterns and desing. Dover.
Cita Chicago (17th ed.)Horemis, Spyros. Optical and Geometrical Patterns and Desing. Nueva York: Dover, 1970.
Cita MLA (9th ed.)Horemis, Spyros. Optical and Geometrical Patterns and Desing. Dover, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.