APA
Yaji R. K., . (2015). Environmental Studies. : Charotar Publishing House Pvt. Ltd.
Chicago
Yaji R K, . 2015. Environmental Studies. : Charotar Publishing House Pvt. Ltd.
Harvard
Yaji R. K., . (2015). Environmental Studies. : Charotar Publishing House Pvt. Ltd.
MLA
Yaji R K, . Environmental Studies. : Charotar Publishing House Pvt. Ltd. 2015.