Langley, F. (1994). Introduction to accounting for business studies/6 (6th ed.). Butterworths.
Chicago Style aipamenaLangley, F.P. Introduction to Accounting for Business Studies/6. 6th ed. London: Butterworths, 1994.
MLA aipamenaLangley, F.P. Introduction to Accounting for Business Studies/6. 6th ed. Butterworths, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.