Curiosity, inquiry, and the geographical imaginationDaniel W. Gade · First published 2012Open the Tome
Plants, man and the land in the Vilcanota Valley of PeruDaniel W. Gade · First published 1975Open the Tome
Plant use and folk agriculture in the Vilcanota Valley of PeruDaniel W. Gade · First published 1967Open the Tome