1.
|
München : Florentz, 1981.
German | K 7 DEN.T |
|
2.
|
Köln : C. Heymann, c1987.
German | G 941 LEW.D |
|
3.
|
Köln : C. Heymann, 1984.
German | M 340 NEU.N |
|
4.
|
München : Florentz, c1983.
German | K 336 MAR.S |
|
5.
|
Stuttgart : Kohlhammer, 1981.
German | F 16 NIR.G |
|
6.
|
Köln : Heymann, 1979.
German | K 710 KNA.R |
|
7.
|
München : Beck, 1979. 11.
German | T 80 BAU.W |
|
8.
|
Berlin : De Gruyter, 1976. Fifth edition.
German | K 8 BUS.W(5) 1976 |
|
9.
|
München, : Wila-Verlag für Wirtschaftswerbung Lampl, 1972.
French | F 44 SCH.L |
|