@book{21662,
	author = {Feynman , Richard P . and Leighton , Robert B . I},
	title = {The Feynman Lectures On Physics :},
	publisher = {Narosa Publishing House ,},
	year = {1963 .},
	address = {New Delhi :},
	edition = {1st ed .},
	note = {Includes Index .}
}