APA

"Balasubramanian (P) R. (. R. (., . (1992). Programmable Controller. : .

Chicago

"Balasubramanian (P) Rajasekaran (K) Ramaraj (T)", . 1992. Programmable Controller. : .

Harvard

"Balasubramanian (P) R. (. R. (., . (1992). Programmable Controller. : .

MLA

"Balasubramanian (P) Rajasekaran (K) Ramaraj (T)", . Programmable Controller. : . 1992.