Não informado. (1972). Ambio: A journal of the human environment, research and management. Royal Swedish Academy of Sciences.
Citação do estilo Chicago (17ª ed.)Não informado. Ambio: A Journal of the Human Environment, Research and Management. Stockholm: Royal Swedish Academy of Sciences, 1972.
Citação MLA (8ª ed.)Não informado. Ambio: A Journal of the Human Environment, Research and Management. Royal Swedish Academy of Sciences, 1972.
警告：這些引文格式不一定是100％准確.