Frithjof Spreer has written:
'Zur Wissenschaftstheorie der Wirtschaftsplanung' -- subject(s): Economic policy, Historical sociology, Methodology, Sociology
Frithjof Raven has written: 'Die schwachen Verben des Althochdeutschen'
Frithjof Tidemand-Johannessen has written: '...Vi syntes ikke det hastet'
Frithjof van Thienen has written: 'Jan Vermeer of Delft' 'The great age of Holland'
Frithjof Bringager has written: 'Barn og unges dans' -- subject(s): Dance for children
Frithjof Kuhnen has written: 'Man and land' -- subject(s): Land reform, Land tenure
Frithjof H. Knabe has written: 'Unter der Flagge des Gegners' -- subject(s): Armed Forces, History
Frithjof Rodi has written: 'Das Haus auf dem H ugel: eine Jugend am Rande des Kraters' -- subject(s): Philosophy, OUR Brockhaus selection
Stefan Spreer was born on October 16, 1957.
Frithjof Olstad was born in 1890.
Frithjof Olstad died in 1956.
Frithjof Clausen died in 1998.
Frithjof Bettum died in 1984.