create separate files from one excel file with multiple sheets

Hi,
I have one requirement, create separate files (".csv") from one excel file(xlsx) with multiple sheets. These ".csv" files are my source files. So anybody please suggest me the process.

Thanks in Advance.

Regards,
Harris

You may try perl's Spreadsheet::XLSX module.

Thanks for your reply.
Is Unix support to Perl or is it required any extra patchs or configurations.

Thanks in Advance.

Regards,
Harris

Yes, I haven't come across a modern *NIX system without perl. Anyway you may try these at command line and check for yourself: perl -v or which perl