APA (7th ed.) Citation

Bell, . A. W. Geomerty. Shell Centre for Mathematics Education, University of Nottingham.

Chicago Style (17th ed.) Citation

Bell, Alan William. Geomerty. [Nottingham]: Shell Centre for Mathematics Education, University of Nottingham.

MLA (9th ed.) Citation

Bell, Alan William. Geomerty. Shell Centre for Mathematics Education, University of Nottingham.

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