Παραπομπή σε μορφή APA (7η εκδ.)

International Society for Study of the Lumbar Spine & Herkowitz, H. N. (2004). The lumbar spine (Third edition.). Lippincott Williams & Wilkins.

Παραπομπή σε μορφή Chicago (17η εκδ.)

International Society for Study of the Lumbar Spine και Harry N. Herkowitz. The Lumbar Spine. Third edition. Philadelphia: Lippincott Williams & Wilkins, 2004.

Παραπομπή σε μορφή MLA (9th εκδ.)

International Society for Study of the Lumbar Spine και Harry N. Herkowitz. The Lumbar Spine. Third edition. Lippincott Williams & Wilkins, 2004.