APA-viite (7. p.)

GOPAL M. (2009). CONTROL SYSTEMS PRINCIPLES & DESIGN (3 ED.). TMH.

Chicago-viite (17. p.)

GOPAL M. CONTROL SYSTEMS PRINCIPLES & DESIGN. 3 ED. NEW DELHI: TMH, 2009.

MLA-viite (9. p.)

GOPAL M. CONTROL SYSTEMS PRINCIPLES & DESIGN. 3 ED. TMH, 2009.