Cita APA (7th ed.)

Morris, J., Dunn, D., Beckford, M., Grandison, Y., Mason, K., Higgs, D., . . . Serjeant, G. (1991). The haematology of homozygous sickle cell disease after the age of 40 years.

Cita Chicago (17th ed.)

Morris, J., D. Dunn, M. Beckford, Y. Grandison, K. Mason, D. Higgs, K. Ceulaer, B. Serjeant, i G. Serjeant. The Haematology of Homozygous Sickle Cell Disease After the Age of 40 Years. 1991.

Cita MLA (9th ed.)

Morris, J., et al. The Haematology of Homozygous Sickle Cell Disease After the Age of 40 Years. 1991.