Παραπομπή APA

Chetwani, T. (2008). Ticketing and travel agencies. Cyber tech.

Παραπομπή Chicago Style

Chetwani, Tarun. Ticketing and Travel Agencies. New Delhi: Cyber tech, 2008.

Παραπομπή MLA

Chetwani, Tarun. Ticketing and Travel Agencies. Cyber tech, 2008.