Alan, G. (1982). Supermarketing (2nd ed.). Nickolas Wilkinson.
Chicago Style aipamenaAlan, Gayfield. Supermarketing. 2nd ed. Nickolas Wilkinson, 1982.
MLA aipamenaAlan, Gayfield. Supermarketing. 2nd ed. Nickolas Wilkinson, 1982.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.