Jensen, C., & Anderson, L. (1992). Harvard Graphics: Manual de referencia. Osborne-McGraw-Hill.
Chicago Style (17th ed.) CitationJensen, Cary, and Loy Anderson. Harvard Graphics: Manual De Referencia. Madrid: Osborne-McGraw-Hill, 1992.
MLA (9th ed.) CitationJensen, Cary, and Loy Anderson. Harvard Graphics: Manual De Referencia. Osborne-McGraw-Hill, 1992.
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