APA (7th ed.) Citation

Duffy, K. G., Grosch, J. W., & Olczak, P. V. (1991). Community mediation: A handbook for practitioners and researchers. Guilford Press.

Chicago Style (17th ed.) Citation

Duffy, Karen Grover, James W. Grosch, and Paul V. Olczak. Community Mediation: A Handbook for Practitioners and Researchers. New York, NY [u.a.]: Guilford Press, 1991.

MLA (9th ed.) Citation

Duffy, Karen Grover, et al. Community Mediation: A Handbook for Practitioners and Researchers. Guilford Press, 1991.