Gallup, J. L., Gaviria, A., & Lora, E. (2003). Is geography destinyn: Lessons from Latin America. Inter-American Development Bank.
芝加哥风格引文Gallup, John Luke, Alejandro Gaviria, 与 Eduardo Lora. Is Geography Destinyn: Lessons from Latin America. Washington, D.C: Inter-American Development Bank, 2003.
MLA引文Gallup, John Luke, et al. Is Geography Destinyn: Lessons from Latin America. Inter-American Development Bank, 2003.
警告：这些引文格式不一定是100％准确.