APA-ийн эшлэл(7 дахь хэвлэлт)

Rao, P. S. (1992). Environmental impact assessment: Principles and procedures. Oxford & IBH Publishing.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Rao, P. S. Environmental Impact Assessment: Principles and Procedures. New Delhi: Oxford & IBH Publishing, 1992.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Rao, P. S. Environmental Impact Assessment: Principles and Procedures. Oxford & IBH Publishing, 1992.