Langan, J. (2003). Ten Skill You Really Need to Succeed in College. McGraw - HillCompanies, Inc.
Chicago-stil citatLangan, John. Ten Skill You Really Need to Succeed in College. McGraw - HillCompanies, Inc, 2003.
MLA-referensLangan, John. Ten Skill You Really Need to Succeed in College. McGraw - HillCompanies, Inc, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.