1
by Brzezinski, Zbigniew K, 1928-
Published 1967
2
Published 1969
3
by Webber, Mark
Published 1996
4
by Light, Margot
Published 1988
5
by Lebedev, N. I
Published 1978
6
by MacKenzie, David, 1927-
Published 1994
7
by Barghoorn, Frederick
Published 1964
8
by Donaldson, Robert H.
Published 1998
9
by Light, Margot
Published 1988
10
11
12
by Ulam, Adam B, 1922-
Published 1968
13
by Petro, Nicolai N.
Published 1997
14
by Zwick, Peter, 1942-
Published 1990
15
by Seton-Watson, Hugh, 1916-1984
Published 1961
16
by Landis, Lincoln
Published 1973
17
Published 1994
18
by Kolstoe, Paul
Published 1995
19
by Bowker, Mike
Published 1997
20
by Petro, Nicolai N.
Published 1997