APA aipamena

Locker, K. O. (2004). Business communication. McGraw-Hill.

Chicago Style aipamena

Locker, Kitty O. Business Communication. McGraw-Hill, 2004.

MLA aipamena

Locker, Kitty O. Business Communication. McGraw-Hill, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.