Danik L. PERCEPTION OF COOPERATION AND TRUST IN INTERNATIONAL COOPERATION : A STUDY ON POLISH EXPORTERS AND IMPORTERS COOPERATION WITH PARTNERS FROM CHINA AND GERMANY. aspe [Internet]. 2014Dec.30 [cited 2024Apr.29];13(4):55-. Available from: https://js.wne.sggw.pl/index.php/aspe/article/view/4142