APA (7th ed.) Citation

Hoppe, H. a. T. L. (1982). Marine algae in pharmaceutical science. de Gruyter.

Chicago Style (17th ed.) Citation

Hoppe, H.A. and T. Levring. Marine Algae in Pharmaceutical Science. Berlin, West Germany: de Gruyter, 1982.

MLA (9th ed.) Citation

Hoppe, H.A. and T. Levring. Marine Algae in Pharmaceutical Science. de Gruyter, 1982.