@book {44576,
	title = {The Katyn Forest Massacre: Hearings Before the Select Committee to Conduct an Investigation of the Facts, Evidence and Circumstances of the Katyn Forest Massacre},
	year = {1952},
	publisher = {U.S. Government Printing Office},
	organization = {U.S. Government Printing Office},
	address = {Washington},
	url = {https://books.google.at/books?id=NVlFAQAAMAAJ}
}
