Graphical calculators and their design
[by] Norman H. Crowhurst.
APA Citation
Crowhurst, N. H. (1965). Graphical calculators and their design. New York: Hayden Book Co.
MLA Citation
Crowhurst, Norman H. Graphical Calculators And Their Design. New York: Hayden Book Co, 1965.
Warning: These citations may not always be complete (especially for serials).