APA Style

McGrath, H., Edwards, H. (2010). Difficult personalities : a practical guide to managing the hurtful behavior of others (and maybe your own) . New York: The Experiment.

MLA Style

McGrath, Helen., Edwards, Hazel. "Difficult personalities : a practical guide to managing the hurtful behavior of others (and maybe your own)". New York: The Experiment, 2010. Books.