Contents
Array ( [_edit_lock] => Array ( [0] => 1572635377:1 ) [_edit_last] => Array ( [0] => 1 ) [ISBN] => Array ( [0] => 9780374535186 ) [ASIN] => Array ( [0] => 0374535183 ) )
Array ( [_edit_lock] => Array ( [0] => 1572635377:1 ) [_edit_last] => Array ( [0] => 1 ) [ISBN] => Array ( [0] => 9780374535186 ) [ASIN] => Array ( [0] => 0374535183 ) )