APA استشهاد

Leah Brew & Jeffrey A Kottler. (2008). Applied helping skills. Sage.

استشهاد بنمط شيكاغو

Leah Brew و Jeffrey A Kottler. Applied Helping Skills. New Delhi: Sage, 2008.

MLA استشهاد

Leah Brew و Jeffrey A Kottler. Applied Helping Skills. Sage, 2008.