APA aipamena

CAMP R.C. (1989). BENCHMARKING. QUALITY RESOURES.

Chicago Style aipamena

CAMP R.C. BENCHMARKING. U.S.A: QUALITY RESOURES, 1989.

MLA aipamena

CAMP R.C. BENCHMARKING. QUALITY RESOURES, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.