TIBACKX FRANK. (2006). 201 INTERVIEW QUESTIONS: SAP SUPPLIER RELATIONSHIP MANAGEMENT (1ST ED.). GENIE PRESS.
Chicago-viite (17. p.)TIBACKX FRANK. 201 INTERVIEW QUESTIONS: SAP SUPPLIER RELATIONSHIP MANAGEMENT. 1ST ED. U.S: GENIE PRESS, 2006.
MLA-viite (9. p.)TIBACKX FRANK. 201 INTERVIEW QUESTIONS: SAP SUPPLIER RELATIONSHIP MANAGEMENT. 1ST ED. GENIE PRESS, 2006.
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