Polcyn, J.
(2015).
 Komitety ... Recenzenci ....
<em>Progress In Economic Sciences, </em>(2).
Pobrane z <a href="http://www.pes.pwsz.pila.pl/index.php/PES/article/view/77" target="_new">http://www.pes.pwsz.pila.pl/index.php/PES/article/view/77</a>