Martz, J. D. (1975). Colombia: A contemporary political survey. Greenwood Press.
芝加哥风格引文Martz, John D. Colombia: A Contemporary Political Survey. Westport, Conn: Greenwood Press, 1975.
MLA引文Martz, John D. Colombia: A Contemporary Political Survey. Greenwood Press, 1975.
警告：这些引文格式不一定是100％准确.