National Tobacco Corporation. (1949). Annual report of the National Tobacco Corporation for the fiscal year ended June 30, 1949-. [s.n.].
Chicago-referens (17:e uppl.)National Tobacco Corporation. Annual Report of the National Tobacco Corporation for the Fiscal Year Ended June 30, 1949-. Manila: [s.n.], 1949.
MLA-referens (9:e uppl.)National Tobacco Corporation. Annual Report of the National Tobacco Corporation for the Fiscal Year Ended June 30, 1949-. [s.n.], 1949.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.