Ade Hodijah
Unisba Pusat Penerbitan Universitas (P2U-LPPM), 2017
Artikel Jurnal
Ames, William F.
Academic Press, 1977
Buku Teks
Pressman, Roger S.
Dorset House, 1991
Buku Teks
Weiss, Howard J.
Allyn and Bacon , 1990
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Gockenbach, Mark S.
American Management Association, 2011
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