Παραπομπή σε μορφή APA (7η εκδ.)

World Health Organization. (2011). Psychological first aid: Guide for field workers. World Health Organization.

Παραπομπή σε μορφή Chicago (17η εκδ.)

World Health Organization. Psychological First Aid: Guide for Field Workers. Geneva, Switzerland: World Health Organization, 2011.

Παραπομπή σε μορφή MLA (8th εκδ.)

World Health Organization. Psychological First Aid: Guide for Field Workers. World Health Organization, 2011.