@book{13626,
	author = {Penny, Bernard. and Malinowska, Krystyna T.},
	title = {Communicating in Polish},
	publisher = {Dept. of State, Foreign Service Institute : for sale by the Supt. of Docs., U.S. Govt. Print. Off.},
	year = {1974.},
	series = {Basic course series},
	address = {Washington},
	note = {English and Polish.}
}