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Misconceptions in Chemistry
  • RAR
  • English
  • Year: 2009
  • Author: Hans-Dieter Barke, Al Hazari, Sileshi Yitbarek
Misconceptions in Chemistry: Addressing Perceptions in Chemical Education
  • PDF
  • English
  • Year: 2009
  • Author: Hans-Dieter Barke, Al Hazari, Sileshi Yitbarek (auth.)
Misconceptions in Chemistry: Addressing Perceptions in Chemical Education
  • PDF
  • English
  • Year: 2009
  • Author: Hans-Dieter Barke, Al Hazari, Sileshi Yitbarek (auth.)
Chemie didaktik. Diagnose und Korrektur von Schulervorstellungen
  • PDF
  • English
  • Year: 2006
  • Author: Hans-Dieter Barke
Chemiedidaktik Kompakt: Lernprozesse in Theorie und Praxis
  • PDF
  • German
  • Year: 2011
  • Author: Hans-Dieter Barke, Günther Harsch (auth.)
Essentials of Chemical Education
  • PDF
  • English
  • Year: 2012
  • Author: Hans-Dieter Barke, Günther Harsch, Siegbert Schmid (auth.)
Essentials of Chemical Education
  • PDF
  • English
  • Year: 2012
  • Author: Hans-Dieter Barke, Günther Harsch, Siegbert Schmid (auth.)
Chemiedidaktik Heute: Lernprozesse in Theorie und Praxis
  • PDF
  • German
  • Year: 2001
  • Author: Prof. Dr. Hans-Dieter Barke, Prof. Dr. Günther Harsch (auth.)
The phonology of Wolayta (generative approach)
  • PDF
  • English
  • Year: 1983
  • Author: Yitbarek Ejigu
Flora of Tropical East Africa - Gentianaceae (2002)
  • DJVU
  • English
  • Year: 2002
  • Author: Sileshi Nemomissa
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