Cita APA

Birundha, V. D. (2011). Environmental challenges towards tourisn (2 edition.).

Chicago Edition Citation

Birundha, V Dhulasi. Environmental Challenges Towards Tourisn. 2 edition. Kanishka Publishers, 2011.

Cita MLA

Birundha, V Dhulasi. Environmental Challenges Towards Tourisn. 2 edition. 2011.