Guide to health and hygiene in agricultural work 

 - Geneva  International Labour Office  1979 
 - xiii, 309 p.  ill.  18 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Hygienic aspects<br/>Agricultural laborers--Diseases
<br/><br/><label>Dewey Class. No.: </label>613.6  / 2