1
2
by Stoessinger, John G.
Published 1965
3
by Jones, F. C.
Published 1954
4
Published 1978
5
by Pathmanathan, Murugesu.
Published 1985
6
by Regala, Roberto
Published 1969
7
by Lundestad, Geir
Published 1999
8
by Turner, Louis, 1942-
Published 1978
9
10
by Boyd, Andrew, 1920-
Published 1991
11
by Brzezinski, Zbigniew K, 1928-
Published 1994
12
Published 1966
13
by Buckley, William F, 1925-
Published 1974
14
by Hero, Alfred O.
Published 1965
15
16
17
by Schumann, Frederick L.
Published 1962
18
by Dunnigan, James F.
Published 1985
19
20
Published 1996