Ballabh,Anand. (2005). Fundamentals of travel and tourism. Akansha.
Chicago Stili AlıntıBallabh,Anand. Fundamentals of Travel and Tourism. New Delhi: Akansha, 2005.
MLA AlıntıBallabh,Anand. Fundamentals of Travel and Tourism. Akansha, 2005.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..