Oakland, J. S. (1999). Statistical process control (4th ed.). Butterworth-Heinemann.
Cita Chicago (17th ed.)Oakland, John S. Statistical Process Control. 4th ed. Oxford,England: Butterworth-Heinemann, 1999.
Cita MLA (8th ed.)Oakland, John S. Statistical Process Control. 4th ed. Butterworth-Heinemann, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.