Cita APA (7a ed.)

Corey, G., Corey, M. S., & Callanan, P. (1984). Issues & [and] ethics in the helping professions (2. ed.). Brooks/Cole.

Cita Chicago Style (17a ed.)

Corey, Gerald, Marianne S. Corey, y Patrick Callanan. Issues & [and] Ethics in the Helping Professions. 2. ed. Monterey, Calif: Brooks/Cole, 1984.

Cita MLA (8a ed.)

Corey, Gerald, et al. Issues & [and] Ethics in the Helping Professions. 2. ed. Brooks/Cole, 1984.