Cita APA (7th ed.)

(2007). Undetected blockage raisen risk of stroke, heart disease. Manila Bulletin.

Cita Chicago (17th ed.)

"Undetected Blockage Raisen Risk of Stroke, Heart Disease." Manila Bulletin 2007.

Cita MLA (9th ed.)

"Undetected Blockage Raisen Risk of Stroke, Heart Disease." Manila Bulletin, 2007.

Atenció: Aquestes cites poden no estar 100% correctes.