Cita APA (7a ed.)
O, K., & N, G. (2007). Red-blue, umbilicated nodules on the fingers. American Family Physician, 76(1), 119-121.
Cita Chicago Style (17a ed.)
O, Karabay, y Goksugur N. "Red-blue, Umbilicated Nodules on the Fingers." American Family Physician 76, no. 1 (2007): 119-121.
Cita MLA (9a ed.)
O, Karabay, y Goksugur N. "Red-blue, Umbilicated Nodules on the Fingers." American Family Physician, vol. 76, no. 1, 2007, pp. 119-121.
Precaución: Estas citas no son 100% exactas.