Cita APA (7a ed.)
Silva, A. G., Punt, T. D., & Johnson, M. I. (2011). Variability of angular measurements of head posture within a session, within a day, and over a 7-day period in healthy participants. Physiotherapy Theory & Practice, 27(7), 503-512.
Cita Chicago Style (17a ed.)
Silva, Anabela G., T David Punt, y Mark I. Johnson. "Variability of Angular Measurements of Head Posture Within a Session, Within a Day, and over a 7-day Period in Healthy Participants." Physiotherapy Theory & Practice 27, no. 7 (2011): 503-512.
Cita MLA (9a ed.)
Silva, Anabela G., et al. "Variability of Angular Measurements of Head Posture Within a Session, Within a Day, and over a 7-day Period in Healthy Participants." Physiotherapy Theory & Practice, vol. 27, no. 7, 2011, pp. 503-512.
Precaución: Estas citas no son 100% exactas.