Cita APA (7th ed.)

Weinshenker, B., Rice, G., Noseworthy, J., Carriere, W., Baskerville, J., & Ebers, G. (1991). The natural history of multiple sclerosis: A geographically based study. 4. Applications to planning and interpretation of clinical therapeutic trials.

Cita Chicago (17th ed.)

Weinshenker, BG, G. Rice, J. Noseworthy, W. Carriere, J. Baskerville, i G. Ebers. The Natural History of Multiple Sclerosis: A Geographically Based Study. 4. Applications to Planning and Interpretation of Clinical Therapeutic Trials. 1991.

Cita MLA (9th ed.)

Weinshenker, BG, et al. The Natural History of Multiple Sclerosis: A Geographically Based Study. 4. Applications to Planning and Interpretation of Clinical Therapeutic Trials. 1991.