SpringerLink (Online service), Mease, P. J., & Helliwell, P. S. (2008). Atlas of Psoriatic Arthritis. Springer London.
Chicago Style (17th ed.) CitationSpringerLink (Online service), P. J. Mease, and P. S. Helliwell. Atlas of Psoriatic Arthritis. London: Springer London, 2008.
MLA (8th ed.) CitationSpringerLink (Online service), et al. Atlas of Psoriatic Arthritis. Springer London, 2008.
Warning: These citations may not always be 100% accurate.