APA Citation

Duncan, A. J. n. 1., & Duncan, A. J. n. 1. The economic design of X charts used to maintain current control of a process.

Chicago Style Citation

Duncan, Acheson Johnston n. 1904, and Acheson Johnston n. 1904 Duncan. The Economic Design of X Charts Used to Maintain Current Control of a Process.

MLA Citation

Duncan, Acheson Johnston n. 1904, and Acheson Johnston n. 1904 Duncan. The Economic Design of X Charts Used to Maintain Current Control of a Process.

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