KUSZ, Dariusz; 						KATA, Ryszard.
 The economic efficiency of agriculture and its contribution to regional economies in Poland.
<strong>&lt;center&gt;Conference Proceedings &lt;BR&gt; Determinants Of Regional Development&lt;/center&gt;</strong>, [S.l.], n. 1, jan. 2019.
Available at: &lt;<a href="http://web.pwsz.pila.pl/~pes/index.php/proceedings/article/view/172" target="_new">http://web.pwsz.pila.pl/~pes/index.php/proceedings/article/view/172</a>&gt;. Date accessed: 15 mar. 2025.
doi: <a href="https://doi.org/10.14595/CP/01/008">https://doi.org/10.14595/CP/01/008</a>.