@book{57646,
	author = {Willard, Hobart H. and Merritt, Lynne L.},
	title = {Instrumental methods of analysis /},
	publisher = {CBS Publishers & Distributors Pvt. Ltd.,},
	year = {1986, 2023.},
	address = {New Delhi :},
	edition = {7th ed.},
	note = {Include index.}
}