APA (7. basım) Alıntı

Singh,Soubam Prenchandra. (2018). Eco.tourism environmental problems & sustainable development. Discovery publishing House.

Chicago Style (17. basım) Atıf

Singh,Soubam Prenchandra. Eco.tourism Environmental Problems & Sustainable Development. New Delhi: Discovery publishing House, 2018.

MLA (9th ed.) Atıf

Singh,Soubam Prenchandra. Eco.tourism Environmental Problems & Sustainable Development. Discovery publishing House, 2018.