Cita APA (7a ed.)

(1996). Philippine national drug formulary: Essential drugs lists (4th ed.). National Drug Committee, Philippine National Drug Policy Program, Department of Health.

Cita Chicago Style (17a ed.)

Philippine National Drug Formulary: Essential Drugs Lists. 4th ed. Manila: National Drug Committee, Philippine National Drug Policy Program, Department of Health, 1996.

Cita MLA (9a ed.)

Philippine National Drug Formulary: Essential Drugs Lists. 4th ed. National Drug Committee, Philippine National Drug Policy Program, Department of Health, 1996.