APA Alıntı

Hammond, J., & Brooks, J. (2001). The World Trade Center Attack: Helping the helpers: the role of critical incident stress management. BioMed Central.

Chicago Stili Alıntı

Hammond, Jeffrey, ve Jill Brooks. The World Trade Center Attack: Helping the Helpers: The Role of Critical Incident Stress Management. BioMed Central, 2001.

MLA Alıntı

Hammond, Jeffrey, ve Jill Brooks. The World Trade Center Attack: Helping the Helpers: The Role of Critical Incident Stress Management. BioMed Central, 2001.