(1993). Japan company handbook: Second section summer 1993. Tokyo: Toyo Keizai Shinposha.
Chicago Style aipamenaJapan Company Handbook: Second Section Summer 1993. Tokyo: Toyo Keizai Shinposha, 1993.
MLA aipamenaJapan Company Handbook: Second Section Summer 1993. Tokyo: Toyo Keizai Shinposha, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.