Bralewski T, Hołubowicz R. THE ROLE OF RADIO AND TELEVISION COMMERCIALS AND INTERNET IN THE PROMOTION ACTIVITIES OF SEED COMPANIES ON POLISH MARKET. aspe [Internet]. 2005Dec.30 [cited 2024Dec.23];4(2):17-6. Available from: https://js.wne.sggw.pl/index.php/aspe/article/view/3656