APA-ийн эшлэл(7 дахь хэвлэлт)

Modak, P., & Biswas, A. K. (1999). Conducting environmental impact assessment in developing countries. United Nations University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Modak, Prasad, ба Asit K. Biswas. Conducting Environmental Impact Assessment in Developing Countries. Tokyo ; New York: United Nations University Press, 1999.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Modak, Prasad, ба Asit K. Biswas. Conducting Environmental Impact Assessment in Developing Countries. United Nations University Press, 1999.