Irfah Najihah Basir Malan and Norhana Salamudin and Noryati Ahmad , The Effect of Pyramid Structure on Firm Value. journal = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology. November 2013, vol. 76(4). 1028 - 1033 [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/9997064.