00268nam a2200097Ia 4500080001800000100002300018245005900041260002500100300002600125583001900151  a07.01.02 R454  aHenderson, John M.  aReview of agricultural diversification in the O.E.C.S.  bCIDAaOttawaCAc1987  a1 v. (various pagings  c3/7/00kM2LMGR