Lochman, J. E., Wells, K. C., & Lenhart, L. A. (2008). Coping power: Child group program facilitator guide. Oxford University Press.
Dyfyniad Arddull ChicagoLochman, John E., Karen C. Wells, and Lisa A. Lenhart. Coping Power: Child Group Program Facilitator Guide. Oxford ; New York: Oxford University Press, 2008.
Dyfyniad MLALochman, John E., et al. Coping Power: Child Group Program Facilitator Guide. Oxford University Press, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.