UNITED NATION F.A.O.
State of the world' s land and water resources for food and agriculture Managing system at risk.
- New York Earthscan 2011
- xxiii285p. cm.
9781849713276 2340.3600000000001
6422, 27/02/2012, Efficient Book Distributors General Book
Geography
X9(J3):(G:5), Q1