Cita APA (7a ed.)

Gilliland, B. E., & James, R. K. (1988). Crisis intervention strategies. Brooks/Cole.

Cita Chicago Style (17a ed.)

Gilliland, Burl E., y Richard K. James. Crisis Intervention Strategies. Pacific Grove, Calif: Brooks/Cole, 1988.

Cita MLA (8a ed.)

Gilliland, Burl E., y Richard K. James. Crisis Intervention Strategies. Brooks/Cole, 1988.