APA-referens

Mahesh Chandra Singh. (2010). Modern Tourism in 21st Century. Centrum Press.

Chicago-stil citat

Mahesh Chandra Singh. Modern Tourism in 21st Century. New Delhi: Centrum Press, 2010.

MLA-referens

Mahesh Chandra Singh. Modern Tourism in 21st Century. Centrum Press, 2010.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.