Não informado. (1920). Drug merchandising. Maclean Hunter.
Lua i Stíl Chicago (17ú heag.)Não informado. Drug Merchandising. Toronto, Canada: Maclean Hunter, 1920.
Lua MLA (8ú heag.)Não informado. Drug Merchandising. Maclean Hunter, 1920.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.