Koh , H. B., Lee, Y. L., & Yeoh, D. (2004). Medium lightweight concrete containing palm oil clinker (POC) and palm oil fuel ash (POFA).
Petikan Gaya ChicagoKoh , Heng Boon, Yee Loon Lee, and David Yeoh. Medium Lightweight Concrete Containing Palm Oil Clinker (POC) and Palm Oil Fuel Ash (POFA). 2004.
Petikan MLAKoh , Heng Boon, Yee Loon Lee, and David Yeoh. Medium Lightweight Concrete Containing Palm Oil Clinker (POC) and Palm Oil Fuel Ash (POFA). 2004.
Amaran: Petikan-petikan ini tidak semestinya 100% tepat.