APA استشهاد

Brent, R. J. (1998). Cost-benefit analysis for developing countries. Edward Elgar.

استشهاد بنمط شيكاغو

Brent, Robert J. Cost-benefit Analysis for Developing Countries. Chettenham: Edward Elgar, 1998.

MLA استشهاد

Brent, Robert J. Cost-benefit Analysis for Developing Countries. Edward Elgar, 1998.