APA (7th ed.) Citation

Gordon, K. B., & Ruderman, E. M. (2005). Psoriasis and psoriatic arthritis: An integrated approach. Springer.

Chicago Style (17th ed.) Citation

Gordon, Kenneth B., and Eric M. Ruderman. Psoriasis and Psoriatic Arthritis: An Integrated Approach. Berlin ; New York: Springer, 2005.

MLA (9th ed.) Citation

Gordon, Kenneth B., and Eric M. Ruderman. Psoriasis and Psoriatic Arthritis: An Integrated Approach. Springer, 2005.