APA aipamena

Block, M. P. (2005). Business-to-business market research. Australia: Thomson.

Chicago Style aipamena

Block, Martin P. Business-to-business Market Research. Australia: Thomson, 2005.

MLA aipamena

Block, Martin P. Business-to-business Market Research. Australia: Thomson, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.