Levring, T. (1981). Proceedings of the Tenth International Seaweed Symposium. Goteborg, Sweden, August 11-15, 1980. Walter de Gruyter.
芝加哥风格引文Levring, T. Proceedings of the Tenth International Seaweed Symposium. Goteborg, Sweden, August 11-15, 1980. Berlin, West Germany: Walter de Gruyter, 1981.
MLA引文Levring, T. Proceedings of the Tenth International Seaweed Symposium. Goteborg, Sweden, August 11-15, 1980. Walter de Gruyter, 1981.
警告：这些引文格式不一定是100％准确.