Dyfyniad APA

David, J., Ansell, B. M., & Woo, P. (1993). Polyarteritis nodosa associated with streptococcus.

Dyfyniad Arddull Chicago

David, J., B M. Ansell, and P. Woo. Polyarteritis Nodosa Associated With Streptococcus. 1993.

Dyfyniad MLA

David, J., B M. Ansell, and P. Woo. Polyarteritis Nodosa Associated With Streptococcus. 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.