Southern Illinois University Carbondale. Department of Workforce Education and Development. (2003). The online journal for workforce education and development. Dept. of Workforce Education and Development, Southern Illinois University Carbondale.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Southern Illinois University Carbondale. Department of Workforce Education and Development. The Online Journal for Workforce Education and Development. Carbondale, IL: Dept. of Workforce Education and Development, Southern Illinois University Carbondale, 2003.
MLA -ийн эшлэл (9 дэх хэвлэлт)Southern Illinois University Carbondale. Department of Workforce Education and Development. The Online Journal for Workforce Education and Development. Dept. of Workforce Education and Development, Southern Illinois University Carbondale, 2003.