Ahmed, Umar and Abdul Majid, Abdul Halim and Mohd Zin, Md. Lazim (2016) Construct validation of 17-item Utrecht university work engagement scale amongst the white collar employees of Malaysian universities. International Journal of Academic Research in Business and Social Sciences, 6 (5). pp. 306-312. ISSN 2222-6990

Ahmed, Umar (2014) Muamalat philosophy based on Al-Quran (Surah Al-Kahfi, Verse 65-82). In: Public Talk, 18 November 2014, DKG 1/4. (Unpublished)