Koong, C. C. (2019). Technical site visit to Sungai Besi tunnel. The Institution of Engineers, Malaysia (IEM).
استشهاد بنمط شيكاغوKoong, Chong Chi. Technical Site Visit to Sungai Besi Tunnel. The Institution of Engineers, Malaysia (IEM), 2019.
MLA استشهادKoong, Chong Chi. Technical Site Visit to Sungai Besi Tunnel. The Institution of Engineers, Malaysia (IEM), 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.