Further Reading
- J.S. Oakland, Statistical Process Control: A Practical Guide. Heinemann. ISBN 0 434 91476 2
- F. Price, Right First Time-Using Quality Control for Profit. Wildwood House. ISBN 0 7045 1522 3
- Statistical Process Control-Instruction Guide, Ford Motor Company.
- Guidelines to Statistical Process Control, The Society of Motor Manufacturers and Traders Ltd.