APA Style

Lahart, S. (2013). Teens Matter Most: A Powerful, Straightforward Guide for Teens. Your life has purpose, and you are important! . USA: Stephanie Lahart.

MLA Style

Lahart, Stephanie. "Teens Matter Most: A Powerful, Straightforward Guide for Teens. Your life has purpose, and you are important!". USA: Stephanie Lahart, 2013. Printed Book.