Ary Ginanjar Agustian. (2008). Mengapa esq (Cet. 1.). Jakarta: Arga Publising.
Chicago Style CitationAry Ginanjar Agustian. Mengapa Esq. Cet. 1. Jakarta: Arga Publising, 2008.
MLA CitationAry Ginanjar Agustian. Mengapa Esq. Cet. 1. Jakarta: Arga Publising, 2008.
Warning: These citations may not always be 100% accurate.