Cotton, B., Colyer, M., Donegan, M., Edwards, A., Head, R., Hughes, D., . . . Thirkell, N. (1990). The new guide to graphic design. Chartwell.
Cita Chicago Style (17a ed.)Cotton, Bob, Martin Colyer, Margaret Donegan, Amelia Edwards, Richard Head, David Hughes, John Sorrell, y Nicholas Thirkell. The New Guide to Graphic Design. Secaucus, New Jersey: Chartwell, 1990.
Cita MLA (9a ed.)Cotton, Bob, et al. The New Guide to Graphic Design. Chartwell, 1990.
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