Cita APA (7a ed.)
(Jan96). A breakthrough in ulcer treatment. Tufts University Diet & Nutrition Letter, 13(11), 4-7.
Cita Chicago Style (17a ed.)
"A Breakthrough in Ulcer Treatment." Tufts University Diet & Nutrition Letter 13, no. 11 (Jan96): 4-7.
Cita MLA (9a ed.)
"A Breakthrough in Ulcer Treatment." Tufts University Diet & Nutrition Letter, vol. 13, no. 11, Jan96, pp. 4-7.
Precaución: Estas citas no son 100% exactas.