Cita APA (7a ed.)

Wrightson, J., & Maskell, N. (2011). Thoracic ultrasound for beginners: Utility and training issues for clinicians.

Cita Chicago Style (17a ed.)

Wrightson, J., y N. Maskell. Thoracic Ultrasound for Beginners: Utility and Training Issues for Clinicians. 2011.

Cita MLA (9a ed.)

Wrightson, J., y N. Maskell. Thoracic Ultrasound for Beginners: Utility and Training Issues for Clinicians. 2011.