Census Office of the State Council of the People's Republic of China; Population and Employment Statistics Division of the National Bureau of Statistics of the People's Republic of China {{{títol}}}. 1. Beijing: China Statistics Print, 2012. ISBN 978-7-5037-6660-2.
xzqh.org
Error en el títol o la url.«» (en xinès), 07-07-2008. Arxivat de l'original el 2020-07-15. [Consulta: 15 juliol 2020].
