Yulianto, M. (2007). 123 Uniqe business ideas Metta Yulianto Ide bisnis unik. Salemba Empat.
Chicago Style (17th ed.) CitationYulianto, Metta. 123 Uniqe Business Ideas Metta Yulianto Ide Bisnis Unik. Salemba Empat, 2007.
MLA citiranjeYulianto, Metta. 123 Uniqe Business Ideas Metta Yulianto Ide Bisnis Unik. Salemba Empat, 2007.
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