Taylor,, J. W. (1998). Competitive marketing strategies (1st.). Deep&Deep.
Chicago Style aipamenaTaylor,, James W. Competitive Marketing Strategies. 1st. New delhi: Deep&Deep, 1998.
MLA aipamenaTaylor,, James W. Competitive Marketing Strategies. 1st. Deep&Deep, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.