TIBACKX FRANK. (2006). 201 INTERVIEW QUESTIONS: SAP SUPPLIER RELATIONSHIP MANAGEMENT (1ST ED.). GENIE PRESS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTIBACKX FRANK. 201 INTERVIEW QUESTIONS: SAP SUPPLIER RELATIONSHIP MANAGEMENT. 1ST ED. U.S: GENIE PRESS, 2006.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTIBACKX FRANK. 201 INTERVIEW QUESTIONS: SAP SUPPLIER RELATIONSHIP MANAGEMENT. 1ST ED. GENIE PRESS, 2006.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.