@BOOK{ Book!D - 72134819, AUTHOR = "Spencer, John Ervine", TITLE = "Exercises in mathematical economics and econometrics, with outlines of theory", LIBRARY= "كتابخانه مركزی دانشگاه صنعتی شریف", SUBJECT = "، Economics, Mathematical-- Problems, exercises, etc,، Economics-- Problems, exercises, etc", URL = "/book/72134819/Exercises-in-mathematical-economics-and-econometri/"}