APA (7e ed.) Bronvermelding

Belli, P. (1996). Is economic analysis of projects still useful? World Bank.

Chicago (17e ed.) Bronvermelding

Belli, Pedro. Is Economic Analysis of Projects Still Useful? Washington, DC: World Bank, 1996.

MLA (9e ed.) Bronvermelding

Belli, Pedro. Is Economic Analysis of Projects Still Useful? World Bank, 1996.