TY - BOOK AU - International Potato Center TI - Roots and tubers in the global food system : a vision statement to the year 2020 : report to the technical advisory committee (TAC) of the consultantive group on international agriculture research(GGIAR) by the committee on inte-centre root and tuber crops research (CICRTCR) SN - 9789290602033 PY - 0000/// CY - Lima PB - International Potato Center ER -