Fenn, A., & Proctor, R. M. (1993). Abstract design and how to create it (Dover ed.). Dover Publications.
Cita Chicago Style (17a ed.)Fenn, Amor, y Richard M. Proctor. Abstract Design and How to Create It. Dover ed. New York: Dover Publications, 1993.
Cita MLA (9a ed.)Fenn, Amor, y Richard M. Proctor. Abstract Design and How to Create It. Dover ed. Dover Publications, 1993.
Precaución: Estas citas no son 100% exactas.