MLA

Tucker, George K, and Doris M Wills. A Simplified Technique of Control System Engineering : Graphical Methods of Understanding and Improving Process Control. Philadelphia: Minneapolis-Honeywell Regulator Co., 1958.

APA

Tucker, G. K, & Wills, D. M. (1958). A simplified technique of control system engineering : graphical methods of understanding and improving process control. Philadelphia: Minneapolis-Honeywell Regulator Co.

Chicago

Tucker, George K., and Doris M. Wills. A Simplified Technique of Control System Engineering: Graphical Methods of Understanding and Improving Process Control. Philadelphia: Minneapolis-Honeywell Regulator Co., 1958.