APA Zitierstil

Soubam Premchandra Singh, Rathore, A. K., & Pawan Kumar Bharti. (2018). Eco-tourism environmental problems and sustainable development. Discovery Publishing.

Chicago Zitierstil

Soubam Premchandra Singh, Ashok K. Rathore, und Pawan Kumar Bharti. Eco-tourism Environmental Problems and Sustainable Development. New Delhi: Discovery Publishing, 2018.

MLA Zitierstil

Soubam Premchandra Singh, et al. Eco-tourism Environmental Problems and Sustainable Development. Discovery Publishing, 2018.