Cita APA (7a ed.)

Allen, L., Barkley, S., De Maeseneer, J., Van Weel, C., Kluge, H., De Wit, N., & Greenhalgh, T. (2018). Unfulfilled potential of primary care in Europe. BMJ Publishing Group.

Cita Chicago Style (17a ed.)

Allen, L., S. Barkley, J. De Maeseneer, C. Van Weel, H. Kluge, N. De Wit, y T. Greenhalgh. Unfulfilled Potential of Primary Care in Europe. BMJ Publishing Group, 2018.

Cita MLA (9a ed.)

Allen, L., et al. Unfulfilled Potential of Primary Care in Europe. BMJ Publishing Group, 2018.