STEVENS MARK. (2001). EXTREME MANAGEMENT. WARNER BOOK.
Chicago Style aipamenaSTEVENS MARK. EXTREME MANAGEMENT. U.S: WARNER BOOK, 2001.
MLA aipamenaSTEVENS MARK. EXTREME MANAGEMENT. WARNER BOOK, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.