Tsitsin, N. <br/><br/>
Science at the Service of Soviet Agriculture / 
N. Tsitsin 
 - M. :  Foreign Languages Publishing House ,  1939. 
 - 31 p. 
<br/><br/><label>ISBN: </label> 00.90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English