Cita APA (7th ed.)

Urban, J., Smith, S., & Fairbank, J. (2004). Nutrition of the intervertebral disc.

Cita Chicago (17th ed.)

Urban, J., S. Smith, i J. Fairbank. Nutrition of the Intervertebral Disc. 2004.

Cita MLA (9th ed.)

Urban, J., et al. Nutrition of the Intervertebral Disc. 2004.