Bodo Kraft, Peter K.F. Krüger, Manfred Lohrengel, Thomas Recker, Helmut Streich, Hermann Stuzmann, Bernd Uiberall, Otto Völker, Martina WernerGalerie Gruppe Grün · First published 1978Open the Tome
Essentials of logic [by] Peter T. Manicas with Arthur N. KrugerPeter T Manicas · First published 1968Open the Tome
