Dyfyniad APA

Orkin, S., & Higgs, D. (2010). Medicine. Sickle cell disease at 100 years.

Dyfyniad Arddull Chicago

Orkin, S., and D. Higgs. Medicine. Sickle Cell Disease at 100 Years. 2010.

Dyfyniad MLA

Orkin, S., and D. Higgs. Medicine. Sickle Cell Disease at 100 Years. 2010.

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