MAGRETTA, J., & SAHALA, A. (2012). Understanding Michael Porter: Panduan paling penting tentang kompetisi dan strategi. Andi.
Chicago Style (17th ed.) CitationMAGRETTA, Joan, and Aldo SAHALA. Understanding Michael Porter: Panduan Paling Penting Tentang Kompetisi Dan Strategi. Andi, 2012.
MLA (8th ed.) CitationMAGRETTA, Joan, and Aldo SAHALA. Understanding Michael Porter: Panduan Paling Penting Tentang Kompetisi Dan Strategi. Andi, 2012.
Warning: These citations may not always be 100% accurate.