APA stil citiranja

Campbell, M. (1990). Harvard Graphics made easy: Harvard Graphics made easy. Berkley, Calif.[etc.]: Osborne McGraw-Hill.

Chicago stil citiranja

Campbell, Mary. Harvard Graphics made easy: Harvard Graphics made easy. Berkley, Calif.[etc.]: Osborne McGraw-Hill, 1990.

MLA stil citiranja

Campbell, Mary. Harvard Graphics made easy: Harvard Graphics made easy. Berkley, Calif.[etc.]: Osborne McGraw-Hill, 1990.