Novitasari, E. (2008). Exchanging goods and services (Pertukaran Barang dan Jasa). Pakar Raya.
Chicago Style CitationNovitasari, Eli. Exchanging Goods and Services (Pertukaran Barang Dan Jasa). Pakar Raya, 2008.
MLA CitationNovitasari, Eli. Exchanging Goods and Services (Pertukaran Barang Dan Jasa). Pakar Raya, 2008.
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