APA (7th ed.) Citation

Langley, F. P., & Hardern, G. S. (1990). Introduction to accounting for business studies (5th ed.). Butterworths.

Chicago Style (17th ed.) Citation

Langley, F. P., and G. S. Hardern. Introduction to Accounting for Business Studies. 5th ed. London: Butterworths, 1990.

MLA (9th ed.) Citation

Langley, F. P., and G. S. Hardern. Introduction to Accounting for Business Studies. 5th ed. Butterworths, 1990.