McGraw-Hill. (1987). Encyclopedia v.1 AAR-APT (6th.). McGraw-Hill Book Company.
Chicago Style aipamenaMcGraw-Hill. Encyclopedia V.1 AAR-APT. 6th. New York: McGraw-Hill Book Company, 1987.
MLA aipamenaMcGraw-Hill. Encyclopedia V.1 AAR-APT. 6th. McGraw-Hill Book Company, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.