BLONNA, R. (2012). Coping with stress in a changing world. McGraw-Hill Book Company.
Chicago-viite (17. p.)BLONNA, Richard. Coping with Stress in a Changing World. McGraw-Hill Book Company, 2012.
MLA-viite (9. p.)BLONNA, Richard. Coping with Stress in a Changing World. McGraw-Hill Book Company, 2012.
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