Bobrow, E. E., & Bobrow, M. D. (1985). Marketing handbook: Marketing pracitces. Dow jones-Irwin.
Chicago Style aipamenaBobrow, Edwin E., and Mark David Bobrow. Marketing Handbook: Marketing Pracitces. Illinois: Dow jones-Irwin, 1985.
MLA aipamenaBobrow, Edwin E., and Mark David Bobrow. Marketing Handbook: Marketing Pracitces. Dow jones-Irwin, 1985.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.