Johnson, D. A., & Glenn, W. H. (1965). Calculating devices. John Murray.
Chicago Style (17th ed.) CitationJohnson, Donovan A., and William H. Glenn. Calculating Devices. John Murray, 1965.
MLA (8th ed.) CitationJohnson, Donovan A., and William H. Glenn. Calculating Devices. John Murray, 1965.
Warning: These citations may not always be 100% accurate.