00642nam a2200229   450000100060000000300090000600500170001500700030003200800070003502000280004204000330007004300070010308200160011010000280012624500820015426000500023630000200028633600280030633700360033433800190037070000230038941302gtgcusca20180921112802.0ta210918  a9290601817cDisponible   agtgcuscabspacgtgcuscaerda  agt04a633.49 W18510aWalker, Thomas eAutor 10aCase studies of the economic impact of CIP-related technology cThomas Walker  aPerú,bInternational potato Center:cc1996.  a157 páginas.   2rdacontent atextobtxt  2rdamedia asin mediación bnc  2rdacarrier av  aCrissman, Charles