The developement of the national library system on the basis of the german democratic republic's social development / Wolfgang Schumann
Schumann, Wolfgang
The developement of the national library system on the basis of the german democratic republic's social development / Wolfgang Schumann - Copenhague, Dinamarca : IFLA, 1979 - 30 H.
IFLA General Conference 45, 1979, Copenhague Monografía
Bibliotecas Nacionales
The developement of the national library system on the basis of the german democratic republic's social development / Wolfgang Schumann - Copenhague, Dinamarca : IFLA, 1979 - 30 H.
IFLA General Conference 45, 1979, Copenhague Monografía
Bibliotecas Nacionales