Author:Smith,Adam (1723-1790) Title:An Inquiry into the Nature and Causes of the Wealth of Nations Published:London:Methuen and Co.,Ltd.,ed.Edwin Cannan,1904.Fifth edition. First published:1776. 备注:在作者Smith活着的时候了5个版本,分别在1776,1778,1784,1786,和1789出版.Smith逝世以后,还有很多其他版本.