Cita APA (7a ed.)

Praderi, R., Estefan, A., Zito, M., Sarroca, C., Puig, R., Santero, E., . . . de Stefanis, E. (1973). Primary sclerosing cholangitis. Intubation transhepatic bile duct.

Cita Chicago Style (17a ed.)

Praderi, Raúl, Alberto Estefan, Milton Zito, Carlos Sarroca, Roberto Puig, Ernesto Santero, Marta Chiossoni, y Eduardo de Stefanis. Primary Sclerosing Cholangitis. Intubation Transhepatic Bile Duct. 1973.

Cita MLA (9a ed.)

Praderi, Raúl, et al. Primary Sclerosing Cholangitis. Intubation Transhepatic Bile Duct. 1973.