$source = file_get_contents('file.xml');

preg_match_all("!<journal id=\"([0-9]+)\">[^<]*<title>(.*?)</title>[^<]*<contacts>[^<]*<address>(.*?)</address>[^<]*<tel>(.*?)</tel>[^<]*</contacts>[^<]*</journal>!si", $source, $out);

print_r($out);

$source = file_get_contents('data.xml');

preg_match_all("!<person id=\"([0-9]+)\">[^<]*<gender>(.*?)</gender>[^<]*<birthday>(.*?)</birthday>[^<]*<name>(.*?)</name>[^<]*<last_name>(.*?)</last_name>[^<]*<second_name>(.*?)</second_name>[^<]*<work>[^<]*<company>(.*?)</company>[^<]*<profession>(.*?)</profession>[^<]*</work>[^<]*</person>!si", $source, $out);

print_r($out);

$i = 0;
while ($i < count($out[0])) {
   if ($out[0][$i] == $id) {
      echo '<pre>';
      echo $out[0][$i] . '<br />'; //ID
      echo $out[1][$i] . '<br />'; //Gender
      echo $out[2][$i] . '<br />'; //Birthday
      echo $out[3][$i] . '<br />'; //Name
      echo $out[4][$i] . '<br />'; //Last_name
      echo $out[5][$i] . '<br />'; //Second_name
      echo $out[6][$i] . '<br />'; //Company
      echo $out[7][$i] . '<br />'; //Profession
      echo '</pre>';
   }
   $i++;
}