National Media Production Center. (1980). The Philippines: Art and culture. National Media Production Center.
Chicago-referens (17:e uppl.)National Media Production Center. The Philippines: Art and Culture. Manila: National Media Production Center, 1980.
MLA-referens (9:e uppl.)National Media Production Center. The Philippines: Art and Culture. National Media Production Center, 1980.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.