Beyond boundaries  : transboundary natural ressource management in sub-saharan africa 
/ Harry van der Linde, Judy oglethorpe, trevor sandwith,.. 
. - Washington  : Biodiversity support program, 2001
. - xxi-166 p.  : ill.couv.ill.en coul  ; 28 cm 
<br/><br/><label>Universal Decimal Class. No.: </label>339.5.BEY