Abdullah, M. S. (2009). Performance of Palm Oil Fuel Ash (POFA) with lime as stabilising agent for soil improvement / Muhammad Sofian Abdullah … [et al.]. Universiti Teknologi MARA, Pulau Pinang & Pusat Penerbitan Universiti (UPENA).
Chicago Style (17th ed.) CitationAbdullah, Muhammad Sofian. Performance of Palm Oil Fuel Ash (POFA) with Lime as Stabilising Agent for Soil Improvement / Muhammad Sofian Abdullah … [et Al.]. Universiti Teknologi MARA, Pulau Pinang & Pusat Penerbitan Universiti (UPENA), 2009.
MLA (8th ed.) CitationAbdullah, Muhammad Sofian. Performance of Palm Oil Fuel Ash (POFA) with Lime as Stabilising Agent for Soil Improvement / Muhammad Sofian Abdullah … [et Al.]. Universiti Teknologi MARA, Pulau Pinang & Pusat Penerbitan Universiti (UPENA), 2009.