APA (7th ed.) Zitazioa
Longenecker Justin G. (1987). Small-Business management (ed.). South-Western Publ. Co..
Chicago Style (17th ed.) Zitazioa
Longenecker Justin G. Small-Business Management. ed. Cincinnati: South-Western Publ. Co., 1987.
MLA (9th ed.) Zitazioa
Longenecker Justin G. Small-Business Management. ed. South-Western Publ. Co., 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.