@book{98,
	author = {Gopal, M},
	title = {Control Systems : Principles and Design},
	publisher = {McGraw Hill Education (India) Pvt. Ltd.},
	year = {2013,c2012},
	address = { New Delhi},
	edition = {4th},
	note = {This book offers a comprehensive treatment of control engineering with a strong balance of analysis and design, mathematics and practice, and theory and hardware; written in a user-friendly style that has ushered in a refreshing excitement in the teaching and learning of the subject. For a first course at the introductory level, it provides a solid foundation of frequency-domain design methods for analysis and design of continuous time control systems, which form the essentials for industrial practice.}
}