APA (7th ed.) Citation

Silva, F., Veiga, M. Z., Viegas, J., & Arranhado, E. (1992). Multiple myeloma. An unusual case.

Chicago Style (17th ed.) Citation

Silva, F., M Z. Veiga, J. Viegas, and E. Arranhado. Multiple Myeloma. An Unusual Case. 1992.

MLA (8th ed.) Citation

Silva, F., et al. Multiple Myeloma. An Unusual Case. 1992.