@BOOK{ Book!D - 100910999,
AUTHOR = "/ edited by Rhona C. Free",
TITLE = "21st [Twenty-first] century economics",
LIBRARY= "کتابخانه تخصصی کارآفرینی (دانشگاه تهران)",
SUBJECT = "Economics -- Handbooks, manuals, etc.",
URL = "/book/100910999/21st-Twentyfirst-century-economics/"}