APA aipamena

Harry, M. (2000). Six Sigma. Doubleday( Random House).

Chicago Style aipamena

Harry, Mikel. Six Sigma. Doubleday( Random House), 2000.

MLA aipamena

Harry, Mikel. Six Sigma. Doubleday( Random House), 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.