World Marketing Congress Volume VIII 1997, MYUPM-UNIPUTRA-13-803, Container: Gedung 1/94. MAIN ARCHIVES.
World Marketing Congress Volume VIII 1997, MYUPM-UNIPUTRA-13-803, Container: Gedung 1/94. MAIN ARCHIVES. http://putraarchives.upm.edu.my:8081/repositories/2/resources/1836 Accessed March 14, 2025.