APA (7th ed.) Citation

Gifford, D. J., & Gifford, K. H. (1991). How to understand an act of Parliament (7th ed.). The Law Book Company.

Chicago Style (17th ed.) Citation

Gifford, D. J., and Kenneth H. Gifford. How to Understand an Act of Parliament. 7th ed. Sydney: The Law Book Company, 1991.

MLA (9th ed.) Citation

Gifford, D. J., and Kenneth H. Gifford. How to Understand an Act of Parliament. 7th ed. The Law Book Company, 1991.