(1976). Sogo-shosha, Japanese general trading companies year book 1976. Tokyo: Economic Information Service.
Chicago Style aipamenaSogo-shosha, Japanese General Trading Companies Year Book 1976. Tokyo: Economic Information Service, 1976.
MLA aipamenaSogo-shosha, Japanese General Trading Companies Year Book 1976. Tokyo: Economic Information Service, 1976.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.