How to contact passenger ships about a job?

I need to contact with passenger ships to ask information abd jops.Who can hel me?

Please go to this webpage http://www.shipjobs.com/ and read the info.
If you are under 21, it really is not helpful to get the e-book they offer, but if you are, it has invaluable information about how to obtain a cruise ship job.

you could always go to the Port and ask there