(1989). Mental illness: What is it?
Chicago-viite (17. p.)Mental Illness: What Is It? 1989.
MLA-viite (9. p.)Mental Illness: What Is It? 1989.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.
APA-viite (7. p.)
(1989). Mental illness: What is it?
Chicago-viite (17. p.)Mental Illness: What Is It? 1989.
MLA-viite (9. p.)Mental Illness: What Is It? 1989.