อ้างอิง ของ ห้วยทราย

  1. ↑ http://board.trekkingthai.com/board/show.php?forum_id=5&topic_no=343143&topic_id=348267
  2. ↑ http://www.oknation.net/blog/aumboon/2013/04/25/entry-1
  3. ↑ http://www.oceansmile.com/Lao/Buokaew.htm
  4. ↑ http://sadoodta.com/content/%E0%B8%AA%E0%B8%A3%E0%B8%B8%E0%B8%9B%E0%B8%97%E0%B8%A3%E0%B8%B4%E0%B8%9B%E0%B9%80%E0%B8%97%E0%B8%B5%E0%B9%88%E0%B8%A2%E0%B8%A7-%E0%B9%80%E0%B8%8A%E0%B8%B5%E0%B8%A2%E0%B8%87%E0%B8%82%E0%B8%AD%E0%B8%87-%E0%B8%AB%E0%B9%89%E0%B8%A7%E0%B8%A2%E0%B8%97%E0%B8%A3%E0%B8%B2%E0%B8%A2-3%E0%B8%84%E0%B8%B7%E0%B8%99%E0%B8%99%E0%B8%AD%E0%B8%993%E0%B8%97%E0%B8%B5%E0%B9%88-%E0%B8%97%E0%B8%B1%E0%B9%89%E0%B8%87%E0%B9%84%E0%B8%97%E0%B8%A2%E0%B9%81%E0%B8%A5%E0%B8%B0%E0%B8%A5%E0%B8%B2%E0%B8%A7
  5. ↑ http://plearnplearn.blogspot.com/2013/01/blog-post_29.html
  6. ↑ http://www.photoontour.com/outbound/sipsongpanna/09_back.htm
  7. ↑ http://www.yr.no/place/Laos/Bokeo/Ban_Houayxay/statistics.html
บทความเกี่ยวกับประเทศ ดินแดน หรือเขตการปกครองนี้ยังเป็นโครง คุณสามารถช่วยวิกิพีเดียได้โดยเพิ่มข้อมูล

แหล่งที่มา

WikiPedia: ห้วยทราย http://plearnplearn.blogspot.com/2013/01/blog-post... http://www.oceansmile.com/Lao/Buokaew.htm http://www.photoontour.com/outbound/sipsongpanna/0... http://sadoodta.com/content/%E0%B8%AA%E0%B8%A3%E0%... http://board.trekkingthai.com/board/show.php?forum... http://www.oknation.net/blog/aumboon/2013/04/25/en... http://www.yr.no/place/Laos/Bokeo/Ban_Houayxay/sta... //tools.wmflabs.org/geohack/geohack.php?pagename=%... //tools.wmflabs.org/geohack/geohack.php?pagename=%...