Refine Your Search
Book List
3
-
Land-use and cultivation planning in agriculture : proceedings of the seminar : held in Berlin, 17 April to 14 May 1970 / [with contrib. by E. Fano...et al.].
- 850.1
- German foundation for developing countries,
- 1970.
- Berlin :
-
Social problems resulting from industrialization : proceedings of the seminar, held in Berlin, 12 November to 4 December 1970 / [with contrib. by Hans Christoph Rieger...et al.].
- German foundation for developing countries,
- 1970.
- Berlin :
-
Modern railway operation and traction : international seminar : 21 May to 16 June 1970, Berlin-Tegel / [with contrib. by S. Awad...et al.].
- 860.1
- German foundation for developing countries (DSE),
- 1970.
- Berlin :