Glazier, Jack D.
Qualitative research in information management
Libraries Unlimited, 1992
 Buku Teks
Locke, Karen
Grounded theory in management research
Sage, 2001
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Chorafas, Dimitris N.
Operation research for industrial management
Reinhold Publishing Corporation, 1958
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Operations research for management
edited by Joseph F. McCloskey, Florence N. Trefethen
John Hopkins Press, 1954
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Glasser, Alan
Research and development management
Prentice-Hall, 1982
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