Παραπομπή σε μορφή APA (7η εκδ.)

Langrod, G. (1968). The international civil service: Its origins, its nature, its evolution. Sijthoff.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Langrod, Georges. The International Civil Service: Its Origins, Its Nature, Its Evolution. Leyden: Sijthoff, 1968.

Παραπομπή σε μορφή MLA (8th εκδ.)

Langrod, Georges. The International Civil Service: Its Origins, Its Nature, Its Evolution. Sijthoff, 1968.