Sheen Raymond. (2015). HBR Guide to Building Your Business Case. Harvard Bus. School.
Chicago Style aipamenaSheen Raymond. HBR Guide to Building Your Business Case. Boston: Harvard Bus. School, 2015.
MLA aipamenaSheen Raymond. HBR Guide to Building Your Business Case. Harvard Bus. School, 2015.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.