Havenhand, Ina <br/><br/>
Gas /  
Ina Havenhand y John Havenhand. 
 - Loughborough:  Wills and Hepworth,  1967 
 - 51 p. 
 - Series 606e: The Public Services .
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIOLINGUISTICA
<br/><br/><label>Universal Decimal Class. No.: </label>42:662.69 H298