APA aipamena

Quality assurance II. Educational Institute of the American Hotel & Motel Association.

Chicago Style aipamena

Quality Assurance II. East Lansing, Mich: Educational Institute of the American Hotel & Motel Association.

MLA aipamena

Quality Assurance II. Educational Institute of the American Hotel & Motel Association.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.