Sinfield, T. B. a. S. Essential study skills the complete guide to success at university. Sage Publications.
Chicago-referens (17:e uppl.)Sinfield, Tom Burns and Sandra. Essential Study Skills the Complete Guide to Success at University. Sage Publications.
MLA-referens (8:e uppl.)Sinfield, Tom Burns and Sandra. Essential Study Skills the Complete Guide to Success at University. Sage Publications.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.