Lançamentos por Ralf Leinemann

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Cover for Ralf Leinemann · How to Manage a Successful Press Conference (Hardcover Book) (2017)

How to Manage a Successful Press... (2017)

Cover for Ralf Leinemann · Social Media: Der Einfluss auf Unternehmen - Xpert.press (Hardcover Book) [2013 edition] (2013)

Social Media: Der Einfluss auf U... (2013)

Cover for Ralf Leinemann · IT-Berater Und Soziale Medien (Hardcover Book) [2011 edition] (2011)

IT-Berater Und Soziale Medien (2011)