Παραπομπή APA

(2012). Dag Hammarskjold: Instrument, catalyst, inspirer. UN.

Παραπομπή Chicago Style

Dag Hammarskjold: Instrument, Catalyst, Inspirer. New York: UN, 2012.

Παραπομπή MLA

Dag Hammarskjold: Instrument, Catalyst, Inspirer. UN, 2012.