@book{131235,
	author = {Frege, Gottlob, and Hermes, Hans.},
	title = {Posthumous writings /},
	publisher = {University of Chicago Press,},
	year = {1979.},
	address = {Chicago :},
	note = {Translation of selections from v. 1. of Nachgelassene Schriften und Wissenschaftlicher Briefwechsel.}
}