Cita APA (7a ed.)

Kraft, G. H., Johnson, E. W., & LaBan, M. M. (1968). The fibrositis syndrome. [s.n.].

Cita Chicago Style (17a ed.)

Kraft, George H., Ernest W. Johnson, y Myron M. LaBan. The Fibrositis Syndrome. [S.l.]: [s.n.], 1968.

Cita MLA (9a ed.)

Kraft, George H., et al. The Fibrositis Syndrome. [s.n.], 1968.