1 month Validity?加拿大的旅游签证

Hi,
My parents will visit 加拿大 during Christmas. Just wondering when should they apply for the visa? I heard the visa's validity is only 1 month, which means they have to go there within 1 month.
Is it true?
Thanks!

所有跟帖： 

• Yes, valid for one month only -tianming-- ♀ (352 bytes) () 10/27/2005 postreply 13:14:09

• old I94 taken in border? -19913- ♀ (334 bytes) () 10/27/2005 postreply 14:33:30