APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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

Let op: Deze citaties zijn niet altijd 100% accuraat.