Cita APA (7a ed.)

Bergman, S. (2005). Psychosocial aspects of chronic widespread pain and fibromyalgia. [s.n.].

Cita Chicago Style (17a ed.)

Bergman, Stefan. Psychosocial Aspects of Chronic Widespread Pain and Fibromyalgia. [S.l.]: [s.n.], 2005.

Cita MLA (9a ed.)

Bergman, Stefan. Psychosocial Aspects of Chronic Widespread Pain and Fibromyalgia. [s.n.], 2005.