APA ציטוט

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

Chicago Edition Citation

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

ציטוט MLA

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