@BOOK{ Book!D - 102473457,
AUTHOR = "/ by S.G.B. Henry.,ه‍ن‍ری‌,Henry",
TITLE = "Elementary mathematical economics",
LIBRARY= "سازمان اسناد و كتابخانه ملی جمهوری اسلامی ایران",
SUBJECT = "اقتصاد ریاضی ",
URL = "/book/102473457/Elementary-mathematical-economics/"}