APA aipamena

Waddell, G. (1979). Disorders of the Lumbar Spine.

Chicago Style aipamena

Waddell, Gordon. Disorders of the Lumbar Spine. 1979.

MLA aipamena

Waddell, Gordon. Disorders of the Lumbar Spine. 1979.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.