World resources and industries : a functional appraisal of the availability of agricultural and industrial materials
ZIMMERMANN, Erich W
World resources and industries : a functional appraisal of the availability of agricultural and industrial materials - Rev ed - N.Y 1951 - 832p
NATURAL RESOURCES -- WORLD
NATURAL RESOURCES -- WORLD
330.9 Z-7W
World resources and industries : a functional appraisal of the availability of agricultural and industrial materials - Rev ed - N.Y 1951 - 832p
NATURAL RESOURCES -- WORLD
NATURAL RESOURCES -- WORLD
330.9 Z-7W