Deep Sleep 101: Music and Guidebook for a Good Night's Sleep
hardcover
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September 15, 2001
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ISBN-13: 9780971047907
ISBN-10: 0971047901
About this book
Deep Sleep 101: Music and Guidebook for a Good Night's Sleep by Blue Marble. hardcover edition. ISBN: 9780971047907.
Blue Marble has combined a concise guidebook of essential knowledge to improve sleep (written by a leading expert from Harvard) with a CD of relaxing music. Why is there a CD in a sleep book? Recent studies have shown that there is an important connection between music, relaxation and sleep.
