Dougall, J. W. C. (1937). Christianity and the sex-education of the African. Society for Promoting Christian Knowledge.
Lua i Stíl Chicago (17ú heag.)Dougall, James W. C. Christianity and the Sex-education of the African. London: Society for Promoting Christian Knowledge, 1937.
Lua MLA (8ú heag.)Dougall, James W. C. Christianity and the Sex-education of the African. Society for Promoting Christian Knowledge, 1937.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.