@book{13543,
	author = {Schweber, S. S. and Bethe, Hans A.},
	title = {Mesons and fields :},
	publisher = {Row, Peterson,},
	year = {c1956.},
	address = {Evanston, Ill. :},
	note = {Vol. 2 by Hans A. Bethe and Frederic De Hoffmann.}
}