Cita APA (7a ed.)

Stocken, D., Hassan, A., Altman, D., Billingham, L., Bramhall, S., Johnson, P., & Freemantle, N. (2008). Modelling prognostic factors in advanced pancreatic cancer.

Cita Chicago Style (17a ed.)

Stocken, D., A. Hassan, D. Altman, L. Billingham, SR Bramhall, P. Johnson, y N. Freemantle. Modelling Prognostic Factors in Advanced Pancreatic Cancer. 2008.

Cita MLA (9a ed.)

Stocken, D., et al. Modelling Prognostic Factors in Advanced Pancreatic Cancer. 2008.