Ainul Farahin binti Abdullah. (2017). The implementation of functional analysis using Value Analysis Value Engineering (VAVE) approach during New Product Development (NPD) phase. Kulliyyah of Engineering, International Islamic Universiti Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ainul Farahin binti Abdullah. The Implementation of Functional Analysis Using Value Analysis Value Engineering (VAVE) Approach During New Product Development (NPD) Phase. Kuala Lumpur: Kulliyyah of Engineering, International Islamic Universiti Malaysia, 2017.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ainul Farahin binti Abdullah. The Implementation of Functional Analysis Using Value Analysis Value Engineering (VAVE) Approach During New Product Development (NPD) Phase. Kulliyyah of Engineering, International Islamic Universiti Malaysia, 2017.