Ngui Kuan Sang. (1989). Strategi Pengajaran Geografi KBSM. Penerbit Fajar Bakti.
Chicago Style (17th ed.) CitationNgui Kuan Sang. Strategi Pengajaran Geografi KBSM. Kuala Lumpur: Penerbit Fajar Bakti, 1989.
MLA (9th ed.) CitationNgui Kuan Sang. Strategi Pengajaran Geografi KBSM. Penerbit Fajar Bakti, 1989.
Warning: These citations may not always be 100% accurate.