Mars, Penelope A. <br/><br/>
The small-scale manufacture of soap :  an economic study / 
Penelope A. Mars. 
 - London :  Tropical Products Institute,  1978. 
 - v, 46 p. 
 - [Report] ;  G118 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soap--Economic aspects.