APA (7th ed.) Citation

Gupta, S. (2007). Tourism towards 21st century. Deep & Deep Publications.

Chicago Style (17th ed.) Citation

Gupta, Sunil. Tourism Towards 21st Century. New Delhi: Deep & Deep Publications, 2007.

MLA (9th ed.) Citation

Gupta, Sunil. Tourism Towards 21st Century. Deep & Deep Publications, 2007.

Warning: These citations may not always be 100% accurate.