توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Legal Research Board. (1997). Promotion of investments act, 1986 (act 327) & akta penggalakan pelaburan 1986 (akta 327): As at 31st october 1997. International Law Book Services.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Legal Research Board. Promotion of Investments Act, 1986 (act 327) & Akta Penggalakan Pelaburan 1986 (akta 327): As at 31st October 1997. Kuala Lumpur: International Law Book Services, 1997.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Legal Research Board. Promotion of Investments Act, 1986 (act 327) & Akta Penggalakan Pelaburan 1986 (akta 327): As at 31st October 1997. International Law Book Services, 1997.