Rudy, Peter 1922-.
Russian: a complete elementary course /
Peter Rudy, Xenia L. Youhn, Henry M. Nebel, Jr. 
. - New York : W.W. Norton & Company, Inc.,  1970 
. - xxii, 520 p.  ill.  24 cm. 
<br/><label>  ISBN: </label>393-09871-0