Dyfyniad APA

 Smith, C. L. (2009).  Practical process control: Tuning and troubleshooting.  Wiley.

Dyfyniad Arddull Chicago

 Smith, Cecil L.  Practical Process Control: Tuning and Troubleshooting.  Wiley, 2009.

Dyfyniad MLA

 Smith, Cecil L.  Practical Process Control: Tuning and Troubleshooting.  Wiley, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.