Ibrahim Garba <br/><br/>
Pharmacognostic studies and biological evaluation of vernonia amygdalina del. (asteraceae) leaves 
by Garba Ibrahim 
 - Zaria.  Department of Pharmacognosy and Drug Development, A.B.U.  2001 
 - xvii, 113 leaves: ill., diagr., tables 
<br/><br/> 2001 Bibliography: Leaf 98-103