Παραπομπή APA

Praveen Sethi. (1999). Tourism: The next generation (1st.). Anmol.

Παραπομπή Chicago Style

Praveen Sethi. Tourism: The Next Generation. 1st. New Delhi: Anmol, 1999.

Παραπομπή MLA

Praveen Sethi. Tourism: The Next Generation. 1st. Anmol, 1999.