Air Bt Ariffin & Mohd Idris Johari. (2006). Perdagangan import dan eksport & pencukaian sumber hasil utama. Femina.
Chicago Style (17th ed.) CitationAir Bt Ariffin and Mohd Idris Johari. Perdagangan Import Dan Eksport & Pencukaian Sumber Hasil Utama. Selangor: Femina, 2006.
MLA (9th ed.) CitationAir Bt Ariffin and Mohd Idris Johari. Perdagangan Import Dan Eksport & Pencukaian Sumber Hasil Utama. Femina, 2006.
Warning: These citations may not always be 100% accurate.