KIEV ,ARI-KOHN.V. (1979). EXECUTIVE STRESS. AMACOM.
Chicago Style aipamenaKIEV ,ARI-KOHN.V. EXECUTIVE STRESS. NEW YORK: AMACOM, 1979.
MLA aipamenaKIEV ,ARI-KOHN.V. EXECUTIVE STRESS. AMACOM, 1979.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.