Cita APA (7a ed.)
(2006). H. pylori: Does it have a silver lining? Harvard Health Letter, 31(4), 5-6.
Cita Chicago Style (17a ed.)
"H. Pylori: Does It Have a Silver Lining?" Harvard Health Letter 31, no. 4 (2006): 5-6.
Cita MLA (9a ed.)
"H. Pylori: Does It Have a Silver Lining?" Harvard Health Letter, vol. 31, no. 4, 2006, pp. 5-6.
Precaución: Estas citas no son 100% exactas.