Collier, P., & Hoeffler, A. (2005). Democracy and Resource Rents. GPRG.
Chicago Style (17th ed.) CitationCollier, P., and A. Hoeffler. Democracy and Resource Rents. GPRG, 2005.
MLA引文Collier, P., and A. Hoeffler. Democracy and Resource Rents. GPRG, 2005.
警告:這些引文格式不一定是100%准確.