国家 | Algeria |
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成立时间 | 2019 |
总部 | algeria, algeria, DZ |
电话号码 | |
网站 | |
http://www.linkedin.com/company/pdf-book | |
员工数 | 2 |
行业 | libraries, |
简介 | Anyone who stops learning is old, whether at twenty or eighty. Anyone who keeps learning stays young. The greatest thing in life is to keep your mind young. Henry Ford |