APA aipamena

Okita, S. (1990). Approaching the 21st century: Japan's role. Tokyo: Japan Times.

Chicago Style aipamena

Okita, Saburo. Approaching the 21st Century: Japan's Role. Tokyo: Japan Times, 1990.

MLA aipamena

Okita, Saburo. Approaching the 21st Century: Japan's Role. Tokyo: Japan Times, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.