Atlas of 20th century history / Richard Natkiel ; text by Donald Somerville & John N. Westwood ; introduction by John Keegan. Natkiel, Richard. Westwood, J. N. (John Norton), 1931- Somerville, Donald. Military history, Modern 20th century Maps. U42 911 NAA Wars,. 1900-1981 (BNB/PRECIS) Includes index. London : Hamlyn-Bison, c1982. c1982. 1982 Text 256 p. : eng