ebrary, Inc, & Bertrand, R. L. (2011). Theories and effects of economic growth. Nova Science Publishers, Inc..
芝加哥风格引文ebrary, Inc, 与 Richard L. Bertrand. Theories and Effects of Economic Growth. New York: Nova Science Publishers, Inc., 2011.
MLA引文ebrary, Inc, 与 Richard L. Bertrand. Theories and Effects of Economic Growth. Nova Science Publishers, Inc., 2011.
警告：这些引文格式不一定是100％准确.