APA সাইটেশন

(2018). Ecology and environment (2nd ed.). Made Easy Publications.

শিকাগো স্টাইলে সাইটেশন

Ecology and Environment. 2nd ed. New Delhi: Made Easy Publications, 2018.

এমএলএ সাইটেশন

Ecology and Environment. 2nd ed. Made Easy Publications, 2018.