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Eckaus, Richard S., 1926- (Nombre personal)
Machine generated authority record.
Work cat.: (OSt)14795: Eckaus, Richard S., 1926-, Appropriate technologies for developing countries /, 1977.
Machine generated authority record.
Work cat.: (OSt)14795: Eckaus, Richard S., 1926-, Appropriate technologies for developing countries /, 1977.