Citing:
https://www.cia.gov/library/publications/the-world-factbook/geos/vm.html
http://www.vietnam-culture.com/articles-42-8/Hat-Xam.aspx
http://www.britannica.com/EBchecked/topic/628349/Vietnam/52719/Sports-and-recreation
http://www.vietnamonline.com/tet.html
http://www.worldtravelguide.net/vietnam/food-and-drink
http://www.saveur.com/article/Recipes/Bun-Cha-Vietnamese-Pork-Meatball-Noodle-Salad
http://www.globalfirepower.com/country-military-strength-detail.asp?country_id=vietnam
http://www.infoplease.com/world/leaders/vietnam.html
http://www.worldatlas.com/webimage/countrys/asia/vietnam/vnland.htm
http://handetour.com/Vietnam-Travel-Guides/Vietnam-Attraction/vietnam-rivers-and-lakes.html
http://vietnamflag.facts.co/vietnamflagof/vietnamflag.php
http://traveltips.usatoday.com/vietnam-monuments-36092.html
http://traveltips.usatoday.com/vietnam-monuments-36092.html
http://www.lonelyplanet.com/vietnam/ho-chi-minh-city/sights/museums-galleries/war-remnants-museum
https://www.cia.gov/library/publications/the-world-factbook/geos/vm.html
http://www.vietnam-culture.com/articles-42-8/Hat-Xam.aspx
http://www.britannica.com/EBchecked/topic/628349/Vietnam/52719/Sports-and-recreation
http://www.vietnamonline.com/tet.html
http://www.worldtravelguide.net/vietnam/food-and-drink
http://www.saveur.com/article/Recipes/Bun-Cha-Vietnamese-Pork-Meatball-Noodle-Salad
http://www.globalfirepower.com/country-military-strength-detail.asp?country_id=vietnam
http://www.infoplease.com/world/leaders/vietnam.html
http://www.worldatlas.com/webimage/countrys/asia/vietnam/vnland.htm
http://handetour.com/Vietnam-Travel-Guides/Vietnam-Attraction/vietnam-rivers-and-lakes.html
http://vietnamflag.facts.co/vietnamflagof/vietnamflag.php
http://traveltips.usatoday.com/vietnam-monuments-36092.html
http://traveltips.usatoday.com/vietnam-monuments-36092.html
http://www.lonelyplanet.com/vietnam/ho-chi-minh-city/sights/museums-galleries/war-remnants-museum