APA način citiranja

Wu, J., & Morris, J. K. (2013). The population prevalence of Down's syndrome in England and Wales in 2011. Nature Publishing Group.

Čikaški stil citiranja

Wu, Jianhua, i Joan K. Morris. The Population Prevalence of Down's Syndrome in England and Wales in 2011. Nature Publishing Group, 2013.

MLA način citiranja

Wu, Jianhua, i Joan K. Morris. The Population Prevalence of Down's Syndrome in England and Wales in 2011. Nature Publishing Group, 2013.