Cita APA (7th ed.)

Norquist, J., Jenkinson, C., Fitzpatrick, R., & Swash, M. (2003). Factors which predict physical and mental health status in patients with amyotrophic lateral sclerosis over time.

Cita Chicago (17th ed.)

Norquist, J., C. Jenkinson, R. Fitzpatrick, i M. Swash. Factors Which Predict Physical and Mental Health Status in Patients with Amyotrophic Lateral Sclerosis over Time. 2003.

Cita MLA (9th ed.)

Norquist, J., et al. Factors Which Predict Physical and Mental Health Status in Patients with Amyotrophic Lateral Sclerosis over Time. 2003.