ABU Hassan Adnan. (1991). Menghala wawasan 2020. Arena Buku Sdn.Bhd.
Chicago Style (17th ed.) CitationABU Hassan Adnan. Menghala Wawasan 2020. K.L: Arena Buku Sdn.Bhd, 1991.
MLA (9th ed.) CitationABU Hassan Adnan. Menghala Wawasan 2020. Arena Buku Sdn.Bhd, 1991.
Warning: These citations may not always be 100% accurate.