Cita APA (7th ed.)

Aguilera, D. C. (1993). Crisis intervention: Theory and methodology (7a. ed.). Mosby.

Cita Chicago (17th ed.)

Aguilera, Donna C. Crisis Intervention: Theory and Methodology. 7a. ed. Saint Louis: Mosby, 1993.

Cita MLA (9th ed.)

Aguilera, Donna C. Crisis Intervention: Theory and Methodology. 7a. ed. Mosby, 1993.