book: Walter Greiling 1 Jan 1954 Zo zal ons leven worden This book foresaw the rest of the 20th century as a time in which there would, for the present, further be overexploited natural resources.
book: Walter Greiling 1 Jan 1954 Zo zal ons leven worden This book foresaw the rest of the 20th century as a time in which there would, for the present, further be overexploited natural resources.