Παραπομπή APA

(1997). Development trends in Vietnam Northern mountain region. Ha Noi: National Political Pubslishing House.

Παραπομπή Chicago Style

Development Trends in Vietnam Northern Mountain Region. Ha Noi: National Political Pubslishing House, 1997.

Παραπομπή MLA

Development Trends in Vietnam Northern Mountain Region. Ha Noi: National Political Pubslishing House, 1997.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.