APA aipamena

(1990). Business Today David J. Rachman Et.al. McGraw-Hill.

Chicago Style aipamena

Business Today David J. Rachman Et.al. McGraw-Hill, 1990.

MLA aipamena

Business Today David J. Rachman Et.al. McGraw-Hill, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.