APA Edition Citation

Anil Tyagi. (2013). Trueman's UGC-NET Environmental science (2013, 2015 & 2016.). Danika publishing company.

Chicago Edition Citation

Anil Tyagi. Trueman's UGC-NET Environmental Science. 2013, 2015 & 2016. New Delhi: Danika publishing company, 2013.

MLA Edition Citation

Anil Tyagi. Trueman's UGC-NET Environmental Science. 2013, 2015 & 2016. Danika publishing company, 2013.

Warning: These citations may not always be 100% accurate.