APA   Click to copy
Arambepola, M., Perera, W., Weatherall, Olivieri, N., Merson, L., Muraca, G., … Weatherall, D. (2005). Haemoglobin Ethalassaemia in Sri Lanka.

Chicago/Turabian   Click to copy
Arambepola, M., W. Perera, Weatherall, N. Olivieri, L. Merson, G. Muraca, A. Premawardhena, et al. “Haemoglobin Ethalassaemia in Sri Lanka” (2005).

MLA   Click to copy
Arambepola, M., et al. Haemoglobin Ethalassaemia in Sri Lanka. 2005.

@article{m2005a,
  title = {Haemoglobin Ethalassaemia in Sri Lanka},
  year = {2005},
  author = {Arambepola, M. and Perera, W. and Weatherall and Olivieri, N. and Merson, L. and Muraca, G. and Premawardhena, A. and Fisher, C. and Silva, S. D. and Peto, T. and Viprakasit, V. and Weatherall, D.}
}