Okita, S. (1989). Japan the world economy of the 1980s. Tokyo: University of Tokyo.
Chicago Style aipamenaOkita, Saburo. Japan the World Economy of the 1980s. Tokyo: University of Tokyo, 1989.
MLA aipamenaOkita, Saburo. Japan the World Economy of the 1980s. Tokyo: University of Tokyo, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.