Cita APA

Smith, P. H., Sharp, J., & Kellgren, J. H. (1972). Natural history of rheumatoid cervical subluxations.

Citación estilo Chicago

Smith, P H., J. Sharp, y J H. Kellgren. Natural History of Rheumatoid Cervical Subluxations. 1972.

Cita MLA

Smith, P H., J. Sharp, y J H. Kellgren. Natural History of Rheumatoid Cervical Subluxations. 1972.