@book{99146,
	author = {Millikan, Robert Andrews},
	title = {Electrons (+ and -)},
	publisher = {University of Chicago press},
	year = {[c1947]},
	series = {The University of Chicago science series},
	address = {Chicago},
	edition = {2d ed.},
	note = {The author has here revised his former work entitled 'The electron' and added six new chapters. cf. Pref.}
}