Deverell, C. (1972). Case Studies In Business Administration C.s. Deverell. Macmillan.
Lua i Stíl Chicago (17ú heag.)Deverell, C.S. Case Studies In Business Administration C.s. Deverell. Macmillan, 1972.
Lua MLA (8ú heag.)Deverell, C.S. Case Studies In Business Administration C.s. Deverell. Macmillan, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.