FORSYTH PATRICK. (1993). MARKETING ON A TIGHT BUDGET. PIATKUS.
Chicago Style aipamenaFORSYTH PATRICK. MARKETING ON A TIGHT BUDGET. LONDON: PIATKUS, 1993.
MLA aipamenaFORSYTH PATRICK. MARKETING ON A TIGHT BUDGET. PIATKUS, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.