IN 1984 THE WORLD POPULATION ROSE TO OVER 47 BILLION, UP ALMOST 8...

433. - LUYEN THI TOIEC 870 CAU TRAC NGHIEM
LUYEN THI TOIEC 870 CAU TRAC NGHIEM
433. In 1984 the world population rose to over 47 billion, up almost 85 million from an estimate made the A B C year ago. D