APA (7th ed.) Citation

Oster, G. D., & Montgomery, S. S. (1995). Helping your depressed teenager: A guide for parents and caregivers. John Wiley.

Chicago Style (17th ed.) Citation

Oster, Gerald D., and Sarah S. Montgomery. Helping Your Depressed Teenager: A Guide for Parents and Caregivers. New York: John Wiley, 1995.

MLA (9th ed.) Citation

Oster, Gerald D., and Sarah S. Montgomery. Helping Your Depressed Teenager: A Guide for Parents and Caregivers. John Wiley, 1995.