دانلود کتاب Brilas Saĝo
by Ŭang Zikun kaj aliaj
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عنوان فارسی: حکمت درخشان |
دانلود کتاب
جزییات کتاب
A collection of 66 essays and anecdotes on basic sciences, such as math, physics, chemistry, astronomy, geology and biology, as well as technologies.