Cita APA (7th ed.)

James, R. K., & Gilliland, B. E. (2013). Crisis intervention strategies (Seventh edition, International edition.). Brooks/Cole, Cengage Learning.

Cita Chicago (17th ed.)

James, Richard K., i Burl E. Gilliland. Crisis Intervention Strategies. Seventh edition, International edition. Australia: Brooks/Cole, Cengage Learning, 2013.

Cita MLA (9th ed.)

James, Richard K., i Burl E. Gilliland. Crisis Intervention Strategies. Seventh edition, International edition. Brooks/Cole, Cengage Learning, 2013.