Cita APA

Higgins, J., Wilson, S., Bridge, P., & Cooke, M. W. (2001). Communication difficulties during 999 ambulance calls: Observational study. BMJ.

Chicago Style Citation

Higgins, J., S. Wilson, P. Bridge, i M W. Cooke. Communication Difficulties During 999 Ambulance Calls: Observational Study. BMJ, 2001.

Cita MLA

Higgins, J., S. Wilson, P. Bridge, i M W. Cooke. Communication Difficulties During 999 Ambulance Calls: Observational Study. BMJ, 2001.