'minu Raamat' => 'http://www.raamat.ee/advanced_search_result.php?keywords=$1',
'Raamatukoi' => 'http://www.raamatukoi.ee/cgi-bin/index?valik=otsing&paring=$1',
'AddALL' => 'http://www.addall.com/New/Partner.cgi?query=$1&type=ISBN',
- 'PriceSCAN' => 'http://www.pricescan.com/books/bookDetail.asp?isbn=$1',
'Barnes & Noble' => 'http://search.barnesandnoble.com/bookSearch/isbnInquiry.asp?isbn=$1',
'Amazon.com' => 'http://www.amazon.com/exec/obidos/ISBN=$1'
);