شركت مديريت منابع آب و زيرمجموعه

شركت مديريت منابع آب و زيرمجموعه

99 Pages · 2017 · 2.02 MB · Persian
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“ When you talk, you are only repeating what you already know. But if you listen, you may learn something new. ” ― Dalai Lama
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