Pratt, R., Fairbank, J., & Virr, A. (2002). The reliability of the Shuttle Walking Test, the Swiss Spinal Stenosis Questionnaire, the Oxford Spinal Stenosis Score, and the Oswestry Disability Index in the assessment of patients with lumbar spinal stenosis.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Pratt, R., J. Fairbank, و A. Virr. The Reliability of the Shuttle Walking Test, the Swiss Spinal Stenosis Questionnaire, the Oxford Spinal Stenosis Score, and the Oswestry Disability Index in the Assessment of Patients with Lumbar Spinal Stenosis. 2002.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Pratt, R., et al. The Reliability of the Shuttle Walking Test, the Swiss Spinal Stenosis Questionnaire, the Oxford Spinal Stenosis Score, and the Oswestry Disability Index in the Assessment of Patients with Lumbar Spinal Stenosis. 2002.