APA
Chawla R., . (2014). International Encyclopaedia Of Sustainable And Ecotourism (Set Of 7 Vols) Vol-Ii. : Rajat Publications.
Chicago
Chawla Romila, . 2014. International Encyclopaedia Of Sustainable And Ecotourism (Set Of 7 Vols) Vol-Ii. : Rajat Publications.
Harvard
Chawla R., . (2014). International Encyclopaedia Of Sustainable And Ecotourism (Set Of 7 Vols) Vol-Ii. : Rajat Publications.
MLA
Chawla Romila, . International Encyclopaedia Of Sustainable And Ecotourism (Set Of 7 Vols) Vol-Ii. : Rajat Publications. 2014.