Mancini, M. (2003). Connecting with customers: How to sell, service, and market the travel products. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Mancini, Marc. Connecting with Customers: How to Sell, Service, and Market the Travel Products. Upper Saddle River, N.J: Prentice-Hall, 2003.
Lua MLA (9ú heag.)Mancini, Marc. Connecting with Customers: How to Sell, Service, and Market the Travel Products. Prentice-Hall, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.