APA (7e ed.) Bronvermelding

Kee, H. L., Nicita, A., & Olarreaga, M. (2006). Estimating trade restrictiveness indices. World Bank.

Chicago (17e ed.) Bronvermelding

Kee, Hiau Looi, Alessandro Nicita, en Marcelo Olarreaga. Estimating Trade Restrictiveness Indices. Washington, D.C: World Bank, 2006.

MLA (9e ed.) Bronvermelding

Kee, Hiau Looi, et al. Estimating Trade Restrictiveness Indices. World Bank, 2006.