@book{132547,
	author = {Senn, Alfred, and Rozhdestvensky, Andrey A.,},
	title = {Cortina's Russian in 20 lessons :},
	publisher = {R.D. Cortina Co.; distributors: Garden City Books, Garden City, N.Y.,},
	year = {1957.},
	address = {New York :},
	edition = {3d ed.},
	note = {First ed. published in 1951 under title: Cortina's Russian conversaphone.}
}