Philippines. Wage Commission. (1972). Report on the plastic manufacturing industry. [s.n.].
Chicago-referens (17:e uppl.)Philippines. Wage Commission. Report on the Plastic Manufacturing Industry. Manila: [s.n.], 1972.
MLA-referens (9:e uppl.)Philippines. Wage Commission. Report on the Plastic Manufacturing Industry. [s.n.], 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.