APA (7th ed.) Citation

International Seaweed Symposium, Hoppe, H. A., Levring, T., & Tanaka, Y. (1979). Marine algae in pharmaceutical science. W. de Gruyter.

Chicago Style (17th ed.) Citation

International Seaweed Symposium, Heinz A. Hoppe, Tore Levring, and Yukio Tanaka. Marine Algae in Pharmaceutical Science. Berlin: W. de Gruyter, 1979.

MLA (9th ed.) Citation

International Seaweed Symposium, et al. Marine Algae in Pharmaceutical Science. W. de Gruyter, 1979.