APA
Guth S. R.,, . (2007). The vendor management office. [Place of publication not identified]: Lulu Press.
Chicago
Guth Stephen R,, . 2007. The vendor management office. [Place of publication not identified]: Lulu Press.
Harvard
Guth S. R.,, . (2007). The vendor management office. [Place of publication not identified]: Lulu Press.
MLA
Guth Stephen R,, . The vendor management office. [Place of publication not identified]: Lulu Press. 2007.