BLONNA, R. (2012). Coping with stress in a changing world. McGraw-Hill Book Company.
Chicago-referens (17:e uppl.)BLONNA, Richard. Coping with Stress in a Changing World. McGraw-Hill Book Company, 2012.
MLA-referens (9:e uppl.)BLONNA, Richard. Coping with Stress in a Changing World. McGraw-Hill Book Company, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.