Sumption, A., & Lawton, P. (1981). Sumption and Lawton's tax and tax planning (9th ed.). Oyez.
Chicago Style (17th ed.) CitationSumption, Anthony, and Philip Lawton. Sumption and Lawton's Tax and Tax Planning. 9th ed. London: Oyez, 1981.
MLA (9th ed.) CitationSumption, Anthony, and Philip Lawton. Sumption and Lawton's Tax and Tax Planning. 9th ed. Oyez, 1981.
Warning: These citations may not always be 100% accurate.