Tobacco Research Council & Todd, G. F. (1963). Tobacco consumption in various countries. Tobacco Research Council.
Lua i Stíl Chicago (17ú heag.)Tobacco Research Council agus G. F. Todd. Tobacco Consumption in Various Countries. London: Tobacco Research Council, 1963.
Lua MLA (8ú heag.)Tobacco Research Council agus G. F. Todd. Tobacco Consumption in Various Countries. Tobacco Research Council, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.