Cita APA (7a ed.)

Aguilera, D. C. (1990). Crisis intervention: Theory and methodology (6. ed.). Mosby.

Cita Chicago Style (17a ed.)

Aguilera, Donna C. Crisis Intervention: Theory and Methodology. 6. ed. Saint Louis [u.a.]: Mosby, 1990.

Cita MLA (9a ed.)

Aguilera, Donna C. Crisis Intervention: Theory and Methodology. 6. ed. Mosby, 1990.