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Foltynowicz, Z.
Perception of environmental problems by Polish farm producers [Текст]. Part III : Eco-balance and environment protection / Z. Foltynowicz, H. Pondel
// Global safety of commodity and environment. Quality of life. – Київ : ТОВ"Вид-во "Книга", 2006. – Vol.I. – C. 399-403.
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