APA (7e ed.) Bronvermelding

Orig, T. S. (2002). Low investment in vaccines, immunization threatens global health, says report. Manila Bulletin.

Chicago (17e ed.) Bronvermelding

Orig, Thor S. "Low Investment in Vaccines, Immunization Threatens Global Health, Says Report." Manila Bulletin 2002.

MLA (9e ed.) Bronvermelding

Orig, Thor S. "Low Investment in Vaccines, Immunization Threatens Global Health, Says Report." Manila Bulletin, 2002.