Orkin, S., & Higgs, D. (2010). Medicine. Sickle cell disease at 100 years.
Cita Chicago (17th ed.)Orkin, S., i D. Higgs. Medicine. Sickle Cell Disease at 100 Years. 2010.
Cita MLA (9th ed.)Orkin, S., i D. Higgs. Medicine. Sickle Cell Disease at 100 Years. 2010.
Atenció: Aquestes cites poden no estar 100% correctes.