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Head of Zeus (9781784971571) - Cixin Liu - Head of Zeus - London, United Kingdom - Dimensions: 129x198 - Edition: 1st paperback ed - Format: 416 pages - Publication date: 30 May - Height: 130 mm - Spine width: 30 mm | Three-Body Problem

(9780008316402) - The UK Mathematics Trust - HarperCollins Publishers - Dimensions: 234 x 153 x 25 mm - ISBN: 9780008316402 - Number of pages: 288 - Weight: 410 g | Ultimate Mathematical Challenge & Ultimate Mathematical Challenge?