Muhamad Jantan, T. Ramayah, Khaw Phaik Lean. THE IMPACT OF INTRA AND INTER-FIRM SOURCING STRATEGY ON SUPPLIES’ QUALITY, DELIVERY AND COST. AAMJ. 2000;5(2). Accessed July 3, 2024. https://ejournal.usm.my/aamj/article/view/aamj_vol5-no-2-2000_2