Dyfyniad APA

(1977). Environmental policy of Japan. Ministry of Foreign Affairs.

Dyfyniad Arddull Chicago

Environmental Policy of Japan. Japan: Ministry of Foreign Affairs, 1977.

Dyfyniad MLA

Environmental Policy of Japan. Ministry of Foreign Affairs, 1977.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.