The business of platforms : strategy in the age of digital competition, innovation, and powerAnnabelle GawerVypredaná4,0Postrážiť
Intellectual property : patents, copyright, trade marks and allied rightsDavid LlewelynVypredaná3,4Postrážiť
Richard Wagners "Ring der Nibelungen" im Lichte des deutschen StrafrechtsErnst von PiddeVypredaná3,7Postrážiť