Waller, n. (1976). Sales and marketing management. ISE publications limited.
Chicago Style aipamenaWaller, navid. Sales and Marketing Management. Harpenden: ISE publications limited, 1976.
MLA aipamenaWaller, navid. Sales and Marketing Management. ISE publications limited, 1976.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.