[Koha] importing items with records

Hi all, I have book details in csv and i managed to converted into marc format using Custom script and MARC::RECORD 2.0 Perl library.I can import record successfully now however i could not figure out importing items with records. Script i use for converting csv to marc record is hosted here http://pastebin.com/UuAgbEFw I would like to know what change in need to do for this. with regards vishnuvarthan perumal vishnu@e-ndicus.com http://e-ndicus.com