APA-viite

Shukla, N., & Arora, S. (2012). Economics of tourism: Current perspectives. Cyber Tech.

Chicago-tyylinen lähdeviittaus

Shukla, Nishant, ja S.L Arora. Economics of Tourism: Current Perspectives. New Delhi: Cyber Tech, 2012.

MLA-viite

Shukla, Nishant, ja S.L Arora. Economics of Tourism: Current Perspectives. Cyber Tech, 2012.