"Introduction to Changde". Changde(China) Official Web Portal- Changde's International Window. Changde City Government. Diarsipkan dari versi asli tanggal 2013-12-13. Diakses tanggal 7 December 2013.
"Introduction to Changde". Changde(China) Official Web Portal- Changde's International Window. Changde City Government. Diarsipkan dari versi asli tanggal 2013-12-13. Diakses tanggal 7 December 2013.