Dunia Rekayasa Sipil
Sabtu, 04 Januari 2020
ISTILAH OBSTACLE
https://drive.google.com/open?id=15d08ABXWtF4v3UavHUUO50YItyVG_fqv
https://drive.google.com/open?id=183md6urScqxnFZH1mA-WT6WI4LIJSn0I
Kamis, 12 Desember 2019
Kamis, 28 November 2019
Kamis, 31 Oktober 2019
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