Citazione APA

National Service Board for Religious Objectors. (1947). Directory of Civilian Public Service, May, 1941 to March, 1947. National Service Board for Religious Objectors.

Stile di citazione Chicago

National Service Board for Religious Objectors. Directory of Civilian Public Service, May, 1941 to March, 1947. Washington, D.C.: National Service Board for Religious Objectors, 1947.

Citazione MLA

National Service Board for Religious Objectors. Directory of Civilian Public Service, May, 1941 to March, 1947. National Service Board for Religious Objectors, 1947.