Dyfyniad APA

European League against Rheumatism. (1978). Eular bulletin. EULAR Publishers.

Dyfyniad Arddull Chicago

European League against Rheumatism. Eular Bulletin. Basle: EULAR Publishers, 1978.

Dyfyniad MLA

European League against Rheumatism. Eular Bulletin. EULAR Publishers, 1978.

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