@booklet {Litkowski2007:IntegratingPrepProjFN,
	title = {Integrating Data from The Preposition Project into FrameNet},
	number = {CL Research Working Paper 07-01},
	year = {2007},
	publisher = {CL Research},
	address = {Damascus, MD},
	url = {http://www.clres.com/online-papers/wp0701.pdf},
	author = {Kenneth C. Litkowski}
}
