Παραπομπή σε μορφή APA (7η εκδ.)

GOPAL M. (2008). CONTROL SYSTEMS: PRINCIPLES AND DESIGN 3RD ED (3RD ED.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Παραπομπή σε μορφή Chicago (17η εκδ.)

GOPAL M. CONTROL SYSTEMS: PRINCIPLES AND DESIGN 3RD ED. 3RD ED. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2008.

Παραπομπή σε μορφή MLA (9th εκδ.)

GOPAL M. CONTROL SYSTEMS: PRINCIPLES AND DESIGN 3RD ED. 3RD ED. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2008.