Aun, O. T. (2015). Half-day seminar on overview of design & construction of deep excavation & tunnelling projects in Singapore. The Institution of Engineers, Malaysia (IEM).
استشهاد بنمط شيكاغوAun, Ooi Teik. Half-day Seminar On Overview of Design & Construction of Deep Excavation & Tunnelling Projects in Singapore. The Institution of Engineers, Malaysia (IEM), 2015.
MLA استشهادAun, Ooi Teik. Half-day Seminar On Overview of Design & Construction of Deep Excavation & Tunnelling Projects in Singapore. The Institution of Engineers, Malaysia (IEM), 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.