Cita APA (7th ed.)

Fletcher, A., Forbes, C., & Gill, B. (1963). Graphic design: Visual comparisons. Studio Books.

Cita Chicago (17th ed.)

Fletcher, Alan, Colin Forbes, i Bob Gill. Graphic Design: Visual Comparisons. Londres: Studio Books, 1963.

Cita MLA (9th ed.)

Fletcher, Alan, et al. Graphic Design: Visual Comparisons. Studio Books, 1963.