KOTLER, P., & ARMSTRONG, G. (2008). Prinsip-Prinsip Pemasaran Edisi 12 Jilid 2. Penerbit Erlangga.
Chicago Style (17th ed.) CitationKOTLER, Philip, and Gary ARMSTRONG. Prinsip-Prinsip Pemasaran Edisi 12 Jilid 2. Penerbit Erlangga, 2008.
ציטוט MLAKOTLER, Philip, and Gary ARMSTRONG. Prinsip-Prinsip Pemasaran Edisi 12 Jilid 2. Penerbit Erlangga, 2008.
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