APA (7th ed.) Citation

Chang, W. (1993). Development of an NC equipment level controller in a hierarchical shop floor control system. [publisher not identified].

Chicago Style (17th ed.) Citation

Chang, William. Development of an NC Equipment Level Controller in a Hierarchical Shop Floor Control System. [Place of publication not identified]: [publisher not identified], 1993.

MLA (9th ed.) Citation

Chang, William. Development of an NC Equipment Level Controller in a Hierarchical Shop Floor Control System. [publisher not identified], 1993.