edited by Alexis Papathanassis, Michael H. Bretner, Cornelia Schoen and Nadine Guhr
Gabler Verlag, 2012
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Turban, Efraim, 1930-
Prentice-Hall, 1995
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Gessford, John Evans
Addison-Wesley, 1980
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Julius Hermawan
Andi , 2005
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Boy Subirosa Sabarguna
Sagung Seto, 2008
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