National assessment report :  World summit on sustain able development (Johannesburg, 2002) / 
UNDP. 
 - Yerevan :  Lusabats,  2002. 
 - 84 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological resources
<br/><br/><label>Subjects--Index Terms: </label>econimic tools  water resourse