Cita APA

Backhaus, M., Burmester, G., Gerber, T., Grassi, W., Machold, K., Swen, W., . . . Manger, B. (2001). Guidelines for musculoskeletal ultrasound in rheumatology.

Chicago Style Citation

Backhaus, M., G. Burmester, T. Gerber, W. Grassi, K. Machold, W. Swen, R. Wakefield, i B. Manger. Guidelines for Musculoskeletal Ultrasound in Rheumatology. 2001.

Cita MLA

Backhaus, M., et al. Guidelines for Musculoskeletal Ultrasound in Rheumatology. 2001.