APA (7th ed.) Citation

Williams, E. M., & Shuard, H. (1982). Primary mathematics today / Elizabeth Williams and Hilary Shuard (3rd edition for the age of the calculator.). Longman.

Chicago Style (17th ed.) Citation

Williams, Elizabeth May, and Hilary Shuard. Primary Mathematics Today / Elizabeth Williams and Hilary Shuard. 3rd edition for the age of the calculator. Harlow: Longman, 1982.

MLA (9th ed.) Citation

Williams, Elizabeth May, and Hilary Shuard. Primary Mathematics Today / Elizabeth Williams and Hilary Shuard. 3rd edition for the age of the calculator. Longman, 1982.

Warning: These citations may not always be 100% accurate.