APA (7e ed.) Bronvermelding
Coe, D. T., Helpman, E., & Hoffmaister, A. W. (2008). International R&D spillovers and institutions. International Monetary Fund.
Chicago (17e ed.) Bronvermelding
Coe, David T., Elhanan Helpman, en Alexander W. Hoffmaister. International R&D Spillovers and Institutions. [Washington, District of Columbia]: International Monetary Fund, 2008.
MLA (9e ed.) Bronvermelding
Coe, David T., et al. International R&D Spillovers and Institutions. International Monetary Fund, 2008.
Let op: Deze citaties zijn niet altijd 100% accuraat.