No way to say for sure without seeing the connector, but my guess is that the antenna end will need a RP-SMA (reverse polarity SMA) connector. They are common in most smaller antennas. Be sure to check, though, it can also be regular SMA, TNC, RP-TNC, or N as well as being either male or female. Good source is
http://www.wlanparts.com/ for parts and pictures.