History of Vietnam, Pritzker Military Museum & Library
Vietnam - Wikiwand
Vietnam - The World Factbook
CIA - The World Factbook 2002 -- Flag of Suriname
Vietnam - Wikiwand
Frontiers Measuring the impact of an integrated bite case management program on the detection of canine rabies cases in Vietnam
Mainland Southeast Asia - Wikipedia
2008 Country Profile and Guide to Laos- National Travel Guidebook
Vietnam Population 2020 97,076,952