Cita APA (7a ed.)
Hawkins, D. M., & Olwell, D. (1998). Cumulative Sum Charts and Charting for Quality Improvement. Springer Verlag.
Cita Chicago Style (17a ed.)
Hawkins, Douglas M., y David Olwell. Cumulative Sum Charts and Charting for Quality Improvement. New York: Springer Verlag, 1998.
Cita MLA (9a ed.)
Hawkins, Douglas M., y David Olwell. Cumulative Sum Charts and Charting for Quality Improvement. Springer Verlag, 1998.
Precaución: Estas citas no son 100% exactas.