Sharp, A. M. (2008). Economics of social issues. McGraw-Hill/Irwin.
Trích dẫn kiểu ChicagoSharp, Ansel Miree. Economics of Social Issues. McGraw-Hill/Irwin, 2008.
ציטוט MLASharp, Ansel Miree. Economics of Social Issues. McGraw-Hill/Irwin, 2008.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.