Lua APA (7ú heag.)
Cervical Spine Research Society. Editorial Committee & Clark, C. R. (2005). The cervical spine (Fourth edition.). Lippincott Williams & Wilkins.
Lua i Stíl Chicago (17ú heag.)
Cervical Spine Research Society. Editorial Committee agus Charles R. Clark. The Cervical Spine. Fourth edition. Philadelphia, Pennsylvania: Lippincott Williams & Wilkins, 2005.
Lua MLA (9ú heag.)
Cervical Spine Research Society. Editorial Committee agus Charles R. Clark. The Cervical Spine. Fourth edition. Lippincott Williams & Wilkins, 2005.
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