Cita APA

Perrotta, S., Desiato, V., Mazzei, O., Benassai, G., Quarto, G., & Benassai, G. (2011). Laparoscopy in bilio-pancreatic surgery in elderly. BioMed Central.

Citación estilo Chicago

Perrotta, S., V. Desiato, O. Mazzei, GL Benassai, G. Quarto, y G. Benassai. Laparoscopy in Bilio-pancreatic Surgery in Elderly. BioMed Central, 2011.

Cita MLA

Perrotta, S., et al. Laparoscopy in Bilio-pancreatic Surgery in Elderly. BioMed Central, 2011.