APA aipamena

Environment agency government of Japan. (1981). Illustrated white paper on the envieonment in Japan 1981. Tokyo: Environment agency government of Japan.

Chicago Style aipamena

Environment agency government of Japan. Illustrated White Paper On the Envieonment in Japan 1981. Tokyo: Environment agency government of Japan, 1981.

MLA aipamena

Environment agency government of Japan. Illustrated White Paper On the Envieonment in Japan 1981. Tokyo: Environment agency government of Japan, 1981.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.