TIBACKX FRANK. (2006). 201 INTERVIEW QUESTIONS: SAP SUPPLIER RELATIONSHIP MANAGEMENT (1ST ED.). GENIE PRESS.
Lua i Stíl Chicago (17ú heag.)TIBACKX FRANK. 201 INTERVIEW QUESTIONS: SAP SUPPLIER RELATIONSHIP MANAGEMENT. 1ST ED. U.S: GENIE PRESS, 2006.
Lua MLA (9ú heag.)TIBACKX FRANK. 201 INTERVIEW QUESTIONS: SAP SUPPLIER RELATIONSHIP MANAGEMENT. 1ST ED. GENIE PRESS, 2006.
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