(1997). Development trends in Vietnam Northern mountain region. Ha Noi: National Political Pubslishing House.
Chicago Style aipamenaDevelopment Trends in Vietnam Northern Mountain Region. Ha Noi: National Political Pubslishing House, 1997.
MLA aipamenaDevelopment Trends in Vietnam Northern Mountain Region. Ha Noi: National Political Pubslishing House, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.