Commission of the European Communities, The Farm Accountancy Data Network = Situation économique des exploitations agricoles dans la CEE ; Rapport / Commission des communautes europeennes, Réseau d'information comptable agricole
Publication (University of Peshawar. Institute of Economic Studies) Publication (N.W.F.P. Agricultural University. Institute of Development Studies) Publication (University of Peshawar. Board of Economic Enquiry)
Staff paper (University of Minnesota. Department of Agricultural and Applied Economics) Staff paper (University of Minnesota. Department of Applied Economics)