APA Style
Dunsmuir, S. et al (2019).
HELPING YOUR CHILD WITH FRIENDSHIP PROBLEMS AND BULLYING ; A Self-Help Guide for Parents .
London:
Robinson.
MLA Style
Dunsmuir, Sandra. et al.
"HELPING YOUR CHILD WITH FRIENDSHIP PROBLEMS AND BULLYING ; A Self-Help Guide for Parents".
London:
Robinson,
2019.
Text.