the form that I must to send is in this webpage
I know the Batch number obviosly, but no the source( film) because it are no on the LDs website; so for exemple I must to order the photocopy of this record:
HUMBERTO BALDATO - International Genealogical Index / SA
Gender: Male Marriage: 10 MAY 1902 Nossa Senhora Da Consolacao,Consolacao, , Sao Paulo, Brazil
the source is Batch No.: M004466
as I can to know the right film number? what I must to write in the form's last columns

someone have experience abt this?
thanks! suanj