APA (7th ed.) Citation

Lerner, R. M., Lerner, J. V., & Benson, J. B. (2011). Positive youth development. Elsevier Academic Press.

Chicago Style (17th ed.) Citation

Lerner, Richard M., Jacqueline V. Lerner, and Janette B. Benson. Positive Youth Development. Amsterdam [etc.]: Elsevier Academic Press, 2011.

MLA (9th ed.) Citation

Lerner, Richard M., et al. Positive Youth Development. Elsevier Academic Press, 2011.