APA-ийн эшлэл(7 дахь хэвлэлт)

Bhatnagar, M. (2008). Payment for environmental services. ICFAI University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Bhatnagar, Meenu. Payment for Environmental Services. Hyderabad: ICFAI University Press, 2008.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Bhatnagar, Meenu. Payment for Environmental Services. ICFAI University Press, 2008.