Economic Geology جيولوجيا اقتصادية 

Economic 1 Petroleum 2020.pdf Economic 1 Petroleum 2020.pdf
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Economic 2 ore minerals 2020.pdf Economic 2 ore minerals 2020.pdf
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Economic 3 energy 2020.pdf Economic 3 energy 2020.pdf
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Economic 4 surface water 2020.pdf Economic 4 surface water 2020.pdf
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Economic 5 grownd water 2020.pdf Economic 5 grownd water 2020.pdf
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Type : pdf