牛頓 ((Newton, Isaac, Sir, 1642-1727))

牛頓和萬有引力 by: 諾維里 ((Novelli, Luca)); 牛頓 ((Newton, Isaac, Sir, 1642-1727)); 倪安宇; Novelli, Luca (Language materials, printed)

蘋果的引力牛頓 = Isaac Newton by: 伊凡基斯塔 ((Evangelista, Mauro)); Evangelista, Mauro; 李廉步; 牛頓 ((Newton, Isaac, Sir, 1642-1727)); 劉思源 (Language materials, printed)