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$.store.book[*]['author','title']

[
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      "title" : "Sayings of the Century"
   },
   {
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      "title" : "Sword of Honour"
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]

["Nigel Rees","Sayings of the Century","Evelyn Waugh","Sword of Honour","Herman Melville","Moby Dick","J. R. R. Tolkien","The Lord of the Rings"]