Stephen Cobb. (1990). Using Quattro Pro. Berkeley, California: Osborne McGraw-Hill.
Chicago Style aipamenaStephen Cobb. Using Quattro Pro. Berkeley, California: Osborne McGraw-Hill, 1990.
MLA aipamenaStephen Cobb. Using Quattro Pro. Berkeley, California: Osborne McGraw-Hill, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.