Berita Harian. (2014). Khan Academy sokong cara tentukan lokasi kotak hitam.
Chicago Style (17th ed.) CitationBerita Harian. Khan Academy Sokong Cara Tentukan Lokasi Kotak Hitam. 2014.
MLA (9th ed.) CitationBerita Harian. Khan Academy Sokong Cara Tentukan Lokasi Kotak Hitam. 2014.
Warning: These citations may not always be 100% accurate.