APA (7. basım) Alıntı

Ward, W. A., Deren, B. J., & D'Silva, E. H. (1991). The economics of project analysis: A practitioner's guide. World Bank.

Chicago Style (17. basım) Atıf

Ward, William A., Barry J. Deren, ve Emmanuel H. D'Silva. The Economics of Project Analysis: A Practitioner's Guide. Washington, D.C: World Bank, 1991.

MLA (9th ed.) Atıf

Ward, William A., et al. The Economics of Project Analysis: A Practitioner's Guide. World Bank, 1991.