Joseph, L. E. (2009). Kiamat 2012. Gramedia.
Chicago Style (17th ed.) CitationJoseph, Lawrence E. Kiamat 2012. Gramedia, 2009.
MLA (8th ed.) CitationJoseph, Lawrence E. Kiamat 2012. Gramedia, 2009.
Warning: These citations may not always be 100% accurate.