Gwyer, G. D. <br/><br/>
Perennial crops supply response :  the case of Tanzanian sisal / 
G. D. Gwyer. 
 - Ashford, Wye College :  School of Rural Economics and Related STudies,  1971 
 - vii, 46 p. :  illus. ;  22 cm. 
 - Agrarian development studies, Report ;  no. 3 .
<br/><br/>Bibliography: p. 46. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>0901859060 
<br/><br/><label>LCCN: </label>72189256  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sisal industry--Tanzania.<br/>Sisal hemp--Tanzania.