HASTINGS HUNTER. (2008). IMPROVE YOUR MARKETING TO GROW YOUR BUSINESS. PEARSON EDUCATION.
Lua i Stíl Chicago (17ú heag.)HASTINGS HUNTER. IMPROVE YOUR MARKETING TO GROW YOUR BUSINESS. NEW DELHI: PEARSON EDUCATION, 2008.
Lua MLA (9ú heag.)HASTINGS HUNTER. IMPROVE YOUR MARKETING TO GROW YOUR BUSINESS. PEARSON EDUCATION, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.