Cita APA (7a ed.)

Jenkinson, C., & Fitzpatrick, R. (2007). Cross-cultural evaluation of the short form 8-item Parkinson's Disease Questionnaire (PDQ-8): Results from America, Canada, Japan, Italy and Spain.

Cita Chicago Style (17a ed.)

Jenkinson, C., y R. Fitzpatrick. Cross-cultural Evaluation of the Short Form 8-item Parkinson's Disease Questionnaire (PDQ-8): Results from America, Canada, Japan, Italy and Spain. 2007.

Cita MLA (9a ed.)

Jenkinson, C., y R. Fitzpatrick. Cross-cultural Evaluation of the Short Form 8-item Parkinson's Disease Questionnaire (PDQ-8): Results from America, Canada, Japan, Italy and Spain. 2007.