APA-ийн эшлэл(7 дахь хэвлэлт)

GOPAL M. (2007). CONTROL SYSTEMS: PRINCIPLES AND DESIGN (2ND ED.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

GOPAL M. CONTROL SYSTEMS: PRINCIPLES AND DESIGN. 2ND ED. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2007.

MLA -ийн эшлэл (9 дэх хэвлэлт)

GOPAL M. CONTROL SYSTEMS: PRINCIPLES AND DESIGN. 2ND ED. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2007.