Cita APA (7a ed.)

Purkey, W. W., Schmidt, J. J., & Novak, J. M. (2010). From conflict to conciliation: How to defuse difficult situations. Corwin.

Cita Chicago Style (17a ed.)

Purkey, William W., John J. Schmidt, y John M. Novak. From Conflict to Conciliation: How to Defuse Difficult Situations. Thousand Oaks, Calif: Corwin, 2010.

Cita MLA (9a ed.)

Purkey, William W., et al. From Conflict to Conciliation: How to Defuse Difficult Situations. Corwin, 2010.