Cita APA (7a ed.)

Swanevelder, J., & Ng, A. (2017). The role of peri-operative transoesophageal echocardiography. South African Heart Association.

Cita Chicago Style (17a ed.)

Swanevelder, Justiaan, y Alexander Ng. The Role of Peri-operative Transoesophageal Echocardiography. South African Heart Association, 2017.

Cita MLA (8a ed.)

Swanevelder, Justiaan, y Alexander Ng. The Role of Peri-operative Transoesophageal Echocardiography. South African Heart Association, 2017.