Ruf Urs 1945 : Franz Kafka : das Dilemma der Sohne : das Ringen um die Versihnung eines unlosbaren Widerspruchs in den drei werken Das Urteil, Die Verwandlung und Amerika / Philologische Studien und Quellen, Heft 79.
1974
1
Ruf Urs Peter : Ending slavery : hierarchy, dependency and gender in central Mauritania / Urs Peter Ruf.
c1999
1
Rufas Enric : Las horas del día [videorecording] / directed by Jaime Rosales.
c2005
1
Rufer Bach Kimberly : The Second Life grid : the official guide to communication, collaboration, and community engagement / Kimberly Rufer-Bach.
Ruffley Christopher Lewis : Minimisation of transport costs in the distribution of finished goods at Rowntree Mackintosh Ltd.
1970
1
Ruffner James A : The weather almanac : a reference guide to weather and climate in the United States ... / edited by James A. Ruffner and Frank E. Bair.
Ruffolo Giorgio : La disoccupazione in Italia : relazione sintetica delle indagini e degli studi promossi dalla Commissione Parlamentare d'Inchiesta sulla Disoccupazione.