ROBINSON NICK. (1989). MARKETING TOOLKIT. MERCURY BOOKS.
Lua i Stíl Chicago (17ú heag.)ROBINSON NICK. MARKETING TOOLKIT. LONDON: MERCURY BOOKS, 1989.
Lua MLA (9ú heag.)ROBINSON NICK. MARKETING TOOLKIT. MERCURY BOOKS, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.