Semenov, Anatolii Pavlovich. <br/><br/>
Labour protection in the U.S.S.R / 
A. Semyonov. 
 - Moscow :  Novosti Press,  1970. 
 - 46 p. ;  16 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial hygiene--Russia.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Russia--Industrial hygiene.