Dyfyniad APA

Seminars in Arthritis and Rheumatism. Cambridge University Press.

Dyfyniad Arddull Chicago

Seminars in Arthritis and Rheumatism. Cambridge University Press.

Dyfyniad MLA

Seminars in Arthritis and Rheumatism. Cambridge University Press.

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