Não informado. (1970). Brookings Papers on Economic Activity. Brookings Institution.
Chicago-referens (17:e uppl.)Não informado. Brookings Papers on Economic Activity. Washington: Brookings Institution, 1970.
MLA-referens (8:e uppl.)Não informado. Brookings Papers on Economic Activity. Brookings Institution, 1970.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.