Hotel Sales Management Association. HSMA group tour information manual. HSMA.
Lua i Stíl Chicago (17ú heag.)Hotel Sales Management Association. HSMA Group Tour Information Manual. Egg Harbor, N.J: HSMA.
Lua MLA (9ú heag.)Hotel Sales Management Association. HSMA Group Tour Information Manual. HSMA.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.