Elementary Vietnamese, Third Edition: Moi ban noi tieng Viet. Let's Speak Vietnamese. (MP3 Audio CD Included)
"This is a superbly constructed textbook written by an experienced teacher for the benefits of beginning learners of Vietnamese…Professor Ngo is to be congratulated on his outstanding achievement; he has indeed produced a powerful tool in the area of learning resources for Southeast Asian languages."—Nguyen Dinh–Hoa,Professor Emeritus of Linguistics and Foreign Languages, Southern Illinois University at Carbondale