Não informado. (1977). Water quality international. International Association on Water Pollution Research and Control.
Citação do estilo Chicago (17ª ed.)Não informado. Water Quality International. London: International Association on Water Pollution Research and Control, 1977.
Citação MLA (8ª ed.)Não informado. Water Quality International. International Association on Water Pollution Research and Control, 1977.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.