Cita APA (7th ed.)

(1991). Requirement for labelling materials of veterinary drugs and products. Manila Chronicle.

Cita Chicago (17th ed.)

"Requirement for Labelling Materials of Veterinary Drugs and Products." Manila Chronicle 1991.

Cita MLA (9th ed.)

"Requirement for Labelling Materials of Veterinary Drugs and Products." Manila Chronicle, 1991.

Atenció: Aquestes cites poden no estar 100% correctes.