Ahmad Mahir R. & Mohamed Yasser S. (2007). Analisis kepentingan-prestasi perkhidmatan Northport, Klang. Penerbit ukm.
Chicago Style (17th ed.) CitationAhmad Mahir R. and Mohamed Yasser S. Analisis Kepentingan-prestasi Perkhidmatan Northport, Klang. Penerbit ukm, 2007.
MLA (8th ed.) CitationAhmad Mahir R. and Mohamed Yasser S. Analisis Kepentingan-prestasi Perkhidmatan Northport, Klang. Penerbit ukm, 2007.
Warning: These citations may not always be 100% accurate.