HELMER, A J <br/><br/>
Report on food handlers courses at Houston, Texas.  [electronic resource] 

 -  The Sanitarian   
 - 13-7 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0096-560X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Food Handling<br/>Texas