Blar i Noragric working paper (Landsam) på forfatter "Haug, Ruth"
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Food security: agriculture's global challenge
Haug, Ruth (Noragric Working Papers;18, Working paper, 1998-10) -
Livelihood security among pastoralists in Northern Sudan : post-hunger development in a country at war
Haug, Ruth (Noragric Working Paper;19, Working paper, 2000-05)