@misc{Mącik_Radosław_Cross-Border,
 author={Mącik, Radosław},
 howpublished={online},
 publisher={Wydaw. UMCS},
 language={eng},
 type={artykuł},
 title={Cross-Border Online Shopping of Polish Consumers and Cross-Border Online Sales of Polish Companies as Examples of the Processes of the Markets Internationalisation},
 keywords={ekonomia},
}