Lua APA (7ú heag.)

Ballinger, R. A. (1970). Layout and graphic design. Van Nostrand Reinhold.

Lua i Stíl Chicago (17ú heag.)

Ballinger, Raymond A. Layout and Graphic Design. New York: Van Nostrand Reinhold, 1970.

Lua MLA (9ú heag.)

Ballinger, Raymond A. Layout and Graphic Design. Van Nostrand Reinhold, 1970.

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