APA (7th ed.) Citation

Flegg, G. (1989). Numbers through the ages. Macmillan in association with the Open University.

Chicago Style (17th ed.) Citation

Flegg, Graham. Numbers Through the Ages. Basingstoke, Hampshire : Dobbs Ferry, NY : Distributed in the USA by Sheridan House, Inc.: Macmillan in association with the Open University, 1989.

MLA (8th ed.) Citation

Flegg, Graham. Numbers Through the Ages. Macmillan in association with the Open University, 1989.