SOURCE: http://dmv.dc.gov/
Automobile Driver Manual Vietnamese
http://dmv.dc.gov/sites/default/files/dc/sites/dmv/publication/attachments/DC%20Driver%20Manual%20April%202015_Vietnamese.pdf
http://dmv.dc.gov/sites/default/files/dc/sites/dmv/publication/attachments/DC%20Driver%20Manual%20April%202015_Vietnamese.pdf