APA-čujuhus (7. p.)
Thull, J. (2005). The prime solution: Close the value gap, increase margins, and win the complex sale. Dearborn Trade Pub..
Chicago-čujuhus (17. p.)
Thull, Jeff. The Prime Solution: Close the Value Gap, Increase Margins, and Win the Complex Sale. Chicago, IL: Dearborn Trade Pub., 2005.
MLA-čujuhus (9. p.)
Thull, Jeff. The Prime Solution: Close the Value Gap, Increase Margins, and Win the Complex Sale. Dearborn Trade Pub., 2005.
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