1
by Oesterlin, Manfred
Published 1939
Vieweg+Teubner Verlag

2
by Mußgnug, Günter, Blumensaat, C.
Published 1957
VS Verlag für Sozialwissenschaften

3
by Walter, Hans-Jürgen
Published 1996
VS Verlag für Sozialwissenschaften

4
by Verbeke, Gerard
Published 1983
VS Verlag für Sozialwissenschaften

5
by Jahrmärker, H., Heimsoth, V. H., Loew, D., Rietbrock, N.
Published 1988
Vieweg+Teubner Verlag

6
by Rudolf, G. A. E.
Published 1998
Deutscher Universitätsverlag

7
by Rudolf, G. A. E.
Published 1996
Deutscher Universitätsverlag

8
by Kaski, Juan Carlos
Published 1998
Springer Netherlands

9
by Schuitemaker, Hanneke
Published 2000
Springer Netherlands

10
by Gross, David R.
Published 1994
Springer Netherlands

11
by Nolph, Karl D.
Published 1985
Springer Netherlands

12
by Nolph, Karl D.
Published 1981
Springer Netherlands

13
by Mees, Evert J. Dorhout
Published 2000
Springer Netherlands

14
by Hood, Elizabeth E.
Published 2002
Springer Netherlands

15
by Asard, Han
Published 1998
Springer Netherlands

16
by Fuller, R.
Published 2000
Springer Netherlands

17
by Vorobjeva, Lena I.
Published 1999
Springer Netherlands

18
by Gokal, R.
Published 2000
Springer Netherlands

19
by Colon, E., Visser, S., Weerd, J. de, Zonneveldt, A.
Published 1983
Springer Netherlands

20
by Robinson, Killian
Published 2000
Springer Netherlands