Khairul Nizam Zainal Badri. (2007). 20 jam mengenali eCRM. Venton Publishing (M).
Chicago Style (17th ed.) CitationKhairul Nizam Zainal Badri. 20 Jam Mengenali ECRM. Selangor: Venton Publishing (M), 2007.
MLA (8th ed.) CitationKhairul Nizam Zainal Badri. 20 Jam Mengenali ECRM. Venton Publishing (M), 2007.
Warning: These citations may not always be 100% accurate.