Bralewski, T., & Hołubowicz, R. (2005). THE ROLE OF RADIO AND TELEVISION COMMERCIALS AND INTERNET IN THE PROMOTION ACTIVITIES OF SEED COMPANIES ON POLISH MARKET. Acta Scientiarum Polonorum. Oeconomia, 4(2), 17-26. Retrieved from https://js.wne.sggw.pl/index.php/aspe/article/view/3656