Gerson, R. F. (2004). Mengukur Kepuasan Pelanggan. Penerbit PPM.
Chicago Style (17th ed.) CitationGerson, Richard F. Mengukur Kepuasan Pelanggan. Penerbit PPM, 2004.
MLA (8th ed.) CitationGerson, Richard F. Mengukur Kepuasan Pelanggan. Penerbit PPM, 2004.
Warning: These citations may not always be 100% accurate.