Não informado. (1971). Industrial Marketing Management. Elsevier/North-Holland.
Lua i Stíl Chicago (17ú heag.)Não informado. Industrial Marketing Management. New York: Elsevier/North-Holland, 1971.
Lua MLA (8ú heag.)Não informado. Industrial Marketing Management. Elsevier/North-Holland, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.