Cita APA (7a ed.)

Estefan, A., Pomi, J., Baldizán, J., Pignata, D., & Praderi, r. (1981). Hepaticojejunostomy as a Palliative Procedure in Biliary Obstruction due to Pancreatic Tumors: About 39 cases.

Cita Chicago Style (17a ed.)

Estefan, Alberto, Jorge Pomi, Jorge Baldizán, Daniel Pignata, y r. Praderi. Hepaticojejunostomy as a Palliative Procedure in Biliary Obstruction Due to Pancreatic Tumors: About 39 Cases. 1981.

Cita MLA (9a ed.)

Estefan, Alberto, et al. Hepaticojejunostomy as a Palliative Procedure in Biliary Obstruction Due to Pancreatic Tumors: About 39 Cases. 1981.