Semler, R. (2007). Revolusi Bisnis Abad ke-21. Kaifa.
Chicago Style (17th ed.) CitationSemler, Ricardo. Revolusi Bisnis Abad Ke-21. Kaifa, 2007.
MLA (8th ed.) CitationSemler, Ricardo. Revolusi Bisnis Abad Ke-21. Kaifa, 2007.
Warning: These citations may not always be 100% accurate.