@book{124760,
	author = {Köhler, Wolfgang},
	title = {Dynamics in Psychology /},
	publisher = {Liveright Publishing Corporation;},
	year = {c1940.},
	address = {New York :},
	note = {The present chapters represent a slighty amplified version of the Page-Barbour lectures of 1938, University of Virginia. cf. Pref.}
}