Bhatia, A. (1982). Tourism development: Principles and practices. Sterling.
Chicago-viite (17. p.)Bhatia, A. Tourism Development: Principles and Practices. New Delhi: Sterling, 1982.
MLA-viite (9. p.)Bhatia, A. Tourism Development: Principles and Practices. Sterling, 1982.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.