Ir.M.Iqbal Hasan,M.M. (1999). Pokok-Pokok Materi. Bumi Aksara.
Chicago Style (17th ed.) CitationIr.M.Iqbal Hasan,M.M. Pokok-Pokok Materi. Bumi Aksara, 1999.
MLA (8th ed.) CitationIr.M.Iqbal Hasan,M.M. Pokok-Pokok Materi. Bumi Aksara, 1999.
Warning: These citations may not always be 100% accurate.