APA
Barkley R. A., . (1998). Your defiant child. London: The Guilford Press.
Chicago
Barkley Russell A, . 1998. Your defiant child. London: The Guilford Press.
Harvard
Barkley R. A., . (1998). Your defiant child. London: The Guilford Press.
MLA
Barkley Russell A, . Your defiant child. London: The Guilford Press. 1998.