Verlag Logos Berlinletzte lieferbare Neuerscheinungen: Modal logic Herman Ruge JervellLogos BerlinSoftcover2013 Proof theory Herman Ruge JervellLogos BerlinSoftcover2013Herman Ruge Jervell × Modal logic Herman Ruge JervellLogos BerlinSoftcover2013 Proof theory Herman Ruge JervellLogos BerlinSoftcover2013 Logic and Computations Herman Ruge JervellLogos BerlinSoftcover2012