The vending of foods and beverages :  A sanitation ordinance and code / 
U.S. Department of Health, Education, and Welfare. 
 - S. l. :  U. S. Dept. of Health, Education, and Welfare,  1957. 
 - iii, 17 p. 
 - Public Health Service Publication  546 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public health