APA (7th ed.) Zitazioa
ALEHAMMAR, S. (1986). LEADERSHIP-HOW TO BECOME A BETTER LEADER AND GET COURAGE TO DO IT! ILSMH.
Chicago Style (17th ed.) Zitazioa
ALEHAMMAR, S. LEADERSHIP-HOW TO BECOME A BETTER LEADER AND GET COURAGE TO DO IT! BRUSELAS: ILSMH, 1986.
MLA (9th ed.) Zitazioa
ALEHAMMAR, S. LEADERSHIP-HOW TO BECOME A BETTER LEADER AND GET COURAGE TO DO IT! ILSMH, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.