Abdul Hamid, Siti Mardinah and Hamali, Jamil and Abdullah, Firdaus (2021) Factors Influencing the Performance of Sarawak Local Authorities. International Journal of Service Management and Sustainability, 6 (2). pp. 1-26. ISSN 0128-3057

Tamam, Mohamad Norjayadi and Abdurahman, Abang Zainoren Abang and Abdullah, Firdaus (2017) Determining operational capabilities in halal food manufacturing industry. In: Sintok International Conference on Social Science and Management (SICONSEM 2017), 4-5 December 2017, Adya Hotel, Langkawi Island, Kedah, Malaysia.

Abdullah, Firdaus and Zulhumadi, Faisal (2015) E-waste management: UUM students awareness of smartphone recycling. In: Symposium on Technology Management and Logistics (STMLGoGreen), 8-9 December 2015, Universiti Utara Malaysia.