(1985). Marketing Handbook Vol.ii Marketing Management Edited By Edwin E. Bobrow And Mark David Bobrow. Don Jones-Irwin.
Lua i Stíl Chicago (17ú heag.)Marketing Handbook Vol.ii Marketing Management Edited By Edwin E. Bobrow And Mark David Bobrow. Don Jones-Irwin, 1985.
Lua MLA (8ú heag.)Marketing Handbook Vol.ii Marketing Management Edited By Edwin E. Bobrow And Mark David Bobrow. Don Jones-Irwin, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.