(1992). International Business / Betty Jane Punnet, David A. Ricks. PWS-Kent.
Cita Chicago Style (17a ed.)International Business / Betty Jane Punnet, David A. Ricks. PWS-Kent, 1992.
Cita MLA (8a ed.)International Business / Betty Jane Punnet, David A. Ricks. PWS-Kent, 1992.
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