/**
  * 
  * @return string
  */
 public function getBatchUrl()
 {
     return Google_Spreadsheet_Util::getLinkHref($this->xml, 'http://schemas.google.com/g/2005#batch');
 }
 /**
  * Get the edit url of the cell
  * 
  * @return string
  */
 public function getEditUrl()
 {
     return Google_Spreadsheet_Util::getLinkHref($this->xml, 'edit');
 }
 /**
  * Returns the feed url of the spreadsheet
  * 
  * @return string
  */
 public function getWorksheetsFeedUrl()
 {
     return Google_Spreadsheet_Util::getLinkHref($this->xml, self::REL_WORKSHEETS_FEED);
 }
 /**
  * Get the cell feed url
  * 
  * @return stirng
  */
 public function getCellFeedUrl()
 {
     return Google_Spreadsheet_Util::getLinkHref($this->xml, 'http://schemas.google.com/spreadsheets/2006#cellsfeed');
 }
 /**
  * Get the export csv url
  *
  * @return string
  * @throws Exception
  */
 public function getExportCsvUrl()
 {
     return Google_Spreadsheet_Util::getLinkHref($this->xml, 'http://schemas.google.com/spreadsheets/2006#exportcsv');
 }