Hopkins, R.R. <br/><br/>
Handbook of industrial welfare 
by R.R. Hopkins 
 - London  Sir ISAAC Pitman  1955 
 - 258p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial welfare
<br/><br/><label>Dewey Class. No.: </label>K65 H776