APA-viite (7. p.)

Singh, S. (1999). studies in tourism: Key issues for effective management. A P H.

Chicago-viite (17. p.)

Singh, Sagar. Studies in Tourism: Key Issues for Effective Management. New Delhi: A P H, 1999.

MLA-viite (9. p.)

Singh, Sagar. Studies in Tourism: Key Issues for Effective Management. A P H, 1999.