1
Published 1962
(CARLI) (Other Sources: (CSUdb)605963)
Journal / Magazine Electronic
2
Published 1993
Book
3
Published 1982
(CARLI) (Other Sources: (DOMdb)96541, (NIUdb)498668)
Book
5
Book
6
by Siebert, Horst, 1938-2009.
Published 1999
Book
8
Published 1928
(CARLI) (Other Sources: (NBYdb)210118)
Book
10
by Rörig, Fritz, 1882-1952.
Published 1933
(CARLI) (Other Sources: (NBYdb)642571)
Book
12
(CARLI) (Other Sources: (NBYdb)528092)
Book
13
(CARLI) (Other Sources: (NBYdb)778001, (SICdb)651882)
Book
15
by Rathenau, Walther, 1867-1922.
Published 1918
Book
16
by [Zimmermann, Friedrich] 1898-
Published 1931
Book
17
by Ratzel, Friedrich, 1844-1904.
Published 1878
Book
18
by Sneller, Z. W. 1882-1950.
Published 1936
(CARLI) (Other Sources: (NBYdb)688797)
Book
19
Published 2007
(CARLI) (Other Sources: (KNXdb)215571)
Book
20
by Boettcher, Erik.
Published 1970
Book