1
by Thao, Nguyen Danh
Published 2014
Elsevier
Subjects: '; ...Tsunamis / Vietnam...

2
by Gaddy, David Winfred
Published 1994
Center for Cryptologic History, National Security Agency
Subjects: '; ...Vietnam War, 1961-1975 / Cryptography...

3
Published 2019
Dorling Kindersley
...Vietnam / Description and travel...