http://finance.groups.yahoo.com/group/ACCA_Profs/links/ACCA___CAT_Study_Res_001159190451/under
PAST PAPERS (ACCA & CAT)
for all past papers and their answers, examiners notes, passing rate, syllabus, Articles for particular Papers and many more [GLOBAL]

Reference Books are available pdf fORMAT
http://finance.groups.yahoo.com/group/AUDIT_Profs/files
folder name ACCA for audit related subjects, this group also represents CIA students

http://finance.groups.yahoo.com/group/ACCA_Profs/files/
folder name accounting for all other subjects including CAT all papers

http://groups.yahoo.com/group/EXCELL_Profs/
Excell ebooks

very soon CIA reference books will be available