Cita APA

Butterworth, J. R., Wright, K., Boulton, R. A., Pathmakanthan, S., & Goh, J. (2004). Management of swallowed razor blades—retrieve or wait and see? Copyright 2004 by Gut.

Citación estilo Chicago

Butterworth, J R., K. Wright, R A. Boulton, S. Pathmakanthan, y J. Goh. Management of Swallowed Razor Blades—retrieve or Wait and See? Copyright 2004 by Gut, 2004.

Cita MLA

Butterworth, J R., et al. Management of Swallowed Razor Blades—retrieve or Wait and See? Copyright 2004 by Gut, 2004.