WONG, F. (2009). SAP COMPREHENION FAST FORWARD WORKBOOK- 2.
Cita Chicago (17th ed.)WONG, FELICIA. SAP COMPREHENION FAST FORWARD WORKBOOK- 2. 2009.
Cita MLA (9th ed.)WONG, FELICIA. SAP COMPREHENION FAST FORWARD WORKBOOK- 2. 2009.
Atenció: Aquestes cites poden no estar 100% correctes.