Walmsley, K. (1980). Butterworths Company Law Handbook (2nd ed.). Butterworths.
Chicago Style aipamenaWalmsley, Keith. Butterworths Company Law Handbook. 2nd ed. London: Butterworths, 1980.
MLA aipamenaWalmsley, Keith. Butterworths Company Law Handbook. 2nd ed. Butterworths, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.