Udo Thelen has written:
'Sprachliche Variation und ihre Beschreibung' -- subject(s): French language, History, Study and teaching, Variation
Herbert A. Thelen has written: 'Education and the human quest'
Esther Thelen has written: 'Hidden skills' -- subject(s): Human locomotion, Motor ability in children, Walking
Mark Thelen has written: 'Now what's he talking about?' -- subject(s): Politics and government, Social life and customs
Udo Knapp has written: 'Das Wagnis'
Udo Breger has written: 'Identity express'
Udo Ebert has written: 'Strafrecht Allgemeiner Teil'
Max Thelen has written: 'Report on leading railroad and public service commissions by Max Thelen, attorney for Railroad commission, state of California' -- subject(s): Public service commissions, Railroads
Udo Kelck has written: 'Hilf mir, weisser Mann'
Udo Bracht has written: 'Bilder von der Schulbank'
Udo Zisowsky has written: 'Trade marks and signs by August Hahn'
Udo Bude has written: 'Field-based teacher development programme'
Udo Paul has written: 'Chance Strukturvertrieb' -- subject(s): Selling