Yusuf Mansur, & Luthfi Yansyah El Sanusy. (2011). Quantun Saving,Quantum Business,Quantum Salary. Jakarta: Zikrul Hakim.
シカゴスタイル引用形Yusuf Mansur, and Luthfi Yansyah El Sanusy. Quantun Saving,Quantum Business,Quantum Salary. Jakarta: Zikrul Hakim, 2011.
MLA引用形式Yusuf Mansur, and Luthfi Yansyah El Sanusy. Quantun Saving,Quantum Business,Quantum Salary. Jakarta: Zikrul Hakim, 2011.
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