Tabiiy va texnogen tabiatning xavfli va zararli omillarni hisoblash

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Foydalanilgan adabiyotlar va internet xavolalari ruyhati
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1 Ф.М.Қодиров, С.М. Абдуллаева, Н.Ю. Амурова. «Ҳаёт фаолияти хавфсизлиги» фани бўйича амалий машғулотларни бажариш учун услубий кўрсатмалар./Тошкент, ТУИТ, 2013й.-92б.