Parse books.xslx

Array
(
    [0] => Array
        (
            [0] => ISBN
            [1] => title
            [2] => author
            [3] => publisher
            [4] => ctry
        )

    [1] => Array
        (
            [0] => 618260307
            [1] => The Hobbit
            [2] => J. R. R. Tolkien
            [3] => Houghton Mifflin
            [4] => USA
        )

    [2] => Array
        (
            [0] => 908606664
            [1] => Slinky Malinki
            [2] => Lynley Dodd
            [3] => Mallinson Rendel
            [4] => NZ
        )

)