APA-viite

Ratandeep Singh; Author. (1994). Tourism today: Structure, marketing and profile.

Chicago-tyylinen lähdeviittaus

Ratandeep Singh; Author. Tourism Today: Structure, Marketing and Profile. New Delhi, Kanishka Publishers, 1994.

MLA-viite

Ratandeep Singh; Author. Tourism Today: Structure, Marketing and Profile. 1994.