Citação norma APA

Ahmad, J., McElvanna, K., McKie, L., Taylor, M., & Diamond, T. (2012). Biliary complications during a decade of increased cholecystectomy rate. The Ulster Medical Society.

Citação norma Chicago

Ahmad, Jawad, Kevin McElvanna, Lloyd McKie, Mark Taylor, and Tom Diamond. Biliary Complications During a Decade of Increased Cholecystectomy Rate. The Ulster Medical Society, 2012.

Citação norma MLA

Ahmad, Jawad, et al. Biliary Complications During a Decade of Increased Cholecystectomy Rate. The Ulster Medical Society, 2012.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.