Media business models :
Zilles, Klaus.
Media business models : breaking the traditional value chain / Klaus Zilles.-- - USA : Peter Lang Publishing, Inc. 2016 - 269 pages.
9781433131783
Business
Media
Media business models : breaking the traditional value chain / Klaus Zilles.-- - USA : Peter Lang Publishing, Inc. 2016 - 269 pages.
9781433131783
Business
Media