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Wissen, Nichtwissen, unsicheres Wissen
Engel, Christoph, (2002)
Handbuch Wissenssoziologie und Wissensforschung
Schützeichel, Rainer, (2007)
Investigating the social world : the process and practice of research
Schutt, Russell K., (2012)
Technologies of knowing : a proposal for the human sciences
Willinsky, John, (1999)
The stratified economics of open access
Willinsky, John, (2009)