Comments: Light rubbing wear to cover, spine and page edges. Very minimal writing or notations in margins not affecting the text. Possible clean ex-library copy, with their stickers and or stamp(s).
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Publication Date: 2007
Publisher: Oxford University Press, Incorporated
Why do we sleep? How much sleep do we normally need, and what happens if you don't get enough? Jim Horne gives an account of scientific discoveries on sleep, bringing in brain physiology, psychology, medicine, and social factors. He also looks at controversial research on the amount of sleep we actually need.Horne, Jim is the author of 'Sleepfaring A Journey Through the Science of Sleep', published 2007 under ISBN 9780199228379 and ISBN 019922837X.
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Book condition guidelines
New (perfect condition)
Pages are clean and are not marked by notes, highlighting or fold.
Like new (excellent condition)
Pages are clean and are not marked by notes, highlighting or folds.
Very good (good condition)
Pages are intact and may have minimal notes and/or highlighting or folds.
Good (clean condition)
All pages and the cover is intact. The spine may show signs of wear. Pages include notes and/or highlighting.
Acceptable (readable condition)
All pages and the cover is intact. Pages include considerable notes in pen or highlighter, but the text is not obscured.
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