APA aipamena

CAMPBELL, M. (1992). Harvard Graphics For Windows/mary Campbell. McGraw-Hill.

Chicago Style aipamena

CAMPBELL, Mary. Harvard Graphics For Windows/mary Campbell. McGraw-Hill, 1992.

MLA aipamena

CAMPBELL, Mary. Harvard Graphics For Windows/mary Campbell. McGraw-Hill, 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.