Uma, S. (2006). Research Methods for Business: Metodologi Penelitian untuk bisnis buku 1 / Uma sekaran. Salemba Empat.
Chicago Style (17th ed.) CitationUma, Sekaran. Research Methods for Business: Metodologi Penelitian Untuk Bisnis Buku 1 / Uma Sekaran. Salemba Empat, 2006.
MLA (8th ed.) CitationUma, Sekaran. Research Methods for Business: Metodologi Penelitian Untuk Bisnis Buku 1 / Uma Sekaran. Salemba Empat, 2006.
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