Cravens, D. W. (2009). Strategic marketing (9thed.). McGraw-Hill.
Chicago Style (17th ed.) ZitazioaCravens, David W. Strategic Marketing. 9thed. New York: McGraw-Hill, 2009.
MLA (9th ed.) ZitazioaCravens, David W. Strategic Marketing. 9thed. McGraw-Hill, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.