APA (7th ed.) Citation

D.Brown & R.D. Howat. (1993). Maths in acton: Further questions 1 (1st.). Blackie and son.

Chicago Style (17th ed.) Citation

D.Brown and R.D. Howat. Maths in Acton: Further Questions 1. 1st. UK: Blackie and son, 1993.

MLA (9th ed.) Citation

D.Brown and R.D. Howat. Maths in Acton: Further Questions 1. 1st. Blackie and son, 1993.

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