Sirower. Bagaimana menghindari kehancuran. Gramedia.
Chicago Style (17th ed.) CitationSirower. Bagaimana Menghindari Kehancuran. Gramedia.
MLA (8th ed.) CitationSirower. Bagaimana Menghindari Kehancuran. Gramedia.
Warning: These citations may not always be 100% accurate.