Williams, M., & Somerwill, H. (1982). 40 maths games to make and play: The early years. Basingstoke: Macmillan.
Chicago Style CitationWilliams, Margaret, and Heather Somerwill. 40 Maths Games to Make and Play: The Early Years. Basingstoke: Macmillan, 1982.
MLA CitationWilliams, Margaret, and Heather Somerwill. 40 Maths Games to Make and Play: The Early Years. Basingstoke: Macmillan, 1982.
Warning: These citations may not always be 100% accurate.