Barnes, G. P. (2008). Successful negotiating. Jaico Publishing House.
Lua i Stíl Chicago (17ú heag.)Barnes, Ginny Pearson. Successful Negotiating. Ahmedabad: Jaico Publishing House, 2008.
Lua MLA (9ú heag.)Barnes, Ginny Pearson. Successful Negotiating. Jaico Publishing House, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.