Spulber, D. F. (2011). Global competitive strategy (1st pbk ed.). Cambridge University Press.
Cita Chicago Style (17a ed.)Spulber, Daniel F. Global Competitive Strategy. 1st pbk ed. Cambridge [etc.]: Cambridge University Press, 2011.
Cita MLA (9a ed.)Spulber, Daniel F. Global Competitive Strategy. 1st pbk ed. Cambridge University Press, 2011.
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