科学
279 [Neuroscience]
The Fragile Brain: The Strange, Hopeful Science of Dementia / Taylor, Kathleen.
 320 p. Oxford, 2016.
ISBN:9780198726081 \3,320

280 [Physics]
Gravity: A Very Short Introduction / Clifton, T.
(Very Short Introductions 512) 103 p. Oxford, 2017.
ISBN:9780198729143 pap \1,300