Cita APA (7th ed.)
Crawford, J., & Doherty, L. (2012). Practical aspects of ECG recording. M&K Update.
Cita Chicago (17th ed.)
Crawford, Jacqui, i Linda Doherty. Practical Aspects of ECG Recording. Cumbria [England]: M&K Update, 2012.
Cita MLA (9th ed.)
Crawford, Jacqui, i Linda Doherty. Practical Aspects of ECG Recording. M&K Update, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.