Ismail, A. Z. B. H., S. B. Selamat, and E. M. Ahmed. “The Malaysian Polypropylene Industry Outlook In Facing ASEAN Free Trade Area (AFTA) Deregulation”. International Business & Economics Research Journal (IBER), vol. 7, no. 6, June 2008, doi:10.19030/iber.v7i6.3260.