Tobiasz-Salach, Renata, i Barbara Stadnik. „Assessment of the Condition and Possibilities of Organic Production in Poland”. Polish Journal of Agronomy 45, no. 45 (lipiec 16, 2021): 28–35. Udostępniono listopad 7, 2024. https://journals.iung.pl/index.php/pja/article/view/130.