Gaya APA

Tjahjono, A. (1997). Programmable Logic Controller ( PLC ) : Programmable Controller Introduction to Sensor (1). : PENS - ITS.

Gaya MLA

Tjahjono, Anang. "Programmable Logic Controller ( PLC ) : Programmable Controller Introduction to Sensor". 1 : PENS - ITS, 1997. Text.