APA (7th ed.) Citation

O'Sullivan, K., O'Dea, P., Dankaerts, W., O'Sullivan, P., Clifford, A., & O'Sullivan, L. (2010). Neutral lumbar spine sitting posture in pain-free subjects. Churchill Livingstone.

Chicago Style (17th ed.) Citation

O'Sullivan, K., P. O'Dea, Wim Dankaerts, Peter O'Sullivan, A. Clifford, and L. O'Sullivan. Neutral Lumbar Spine Sitting Posture in Pain-free Subjects. Churchill Livingstone, 2010.

MLA (9th ed.) Citation

O'Sullivan, K., et al. Neutral Lumbar Spine Sitting Posture in Pain-free Subjects. Churchill Livingstone, 2010.