APA-viite

Brown, D. (1980). Fresh water snails of Africa and their medical importance. Taylor and francis Ltd.

Chicago-tyylinen lähdeviittaus

Brown, D.S. Fresh Water Snails of Africa and Their Medical Importance. London: Taylor and francis Ltd, 1980.

MLA-viite

Brown, D.S. Fresh Water Snails of Africa and Their Medical Importance. Taylor and francis Ltd, 1980.