Vietnam (vietnamese) is the official language, which is when the academic year 2463, Vietnam was a referendum to use the Roman script (quoc ngu) instead of Chinese characters (chu nom) to write Vietnamese.
In Viet Nam (Vietnamese) is the official language in academic circles, when Viet Nam 2463 (1920). the referendum will use a Roman alphabet (quoc ngu) instead of Chinese characters (Chu Nom) to write the language in Viet Nam.
Vietnamese Language (Vietnamese) is a religious conflict, B.E. 2463 academic industry Vietnam in the referendum that will use Roman alphabet (quoc ngu), instead of Chinese characters (Chu Nom) to write Vietnamese Language