first extension and confused about bank statement

[sibi]

hi, can anyone guide me as its my first tier 4 extension in UK and i want to use bank statement from my back home country, which is my joint account with my mother.
is it safe to use that bank statement to apply extension here in UK?? please i would be thankful for ur help.

[sheraz7]

http://www.bia.homeoffice.gov.uk/visas- ... nce/money/