General Ledger:
General Ledger Accounting (FI-GL)
http://help.sap.com/printdocu/core/Print46c/en/data/pdf/FIGL/FIGL.pdf
http://help.sap.com/printdocu/core/Print46c/en/data/pdf/FIARCR/FIARCR.pdf
FI - Special Purpose Ledger
http://help.sap.com/printdocu/core/Print46c/en/data/pdf/FISL/FISL.pdf
Flexible General Ledger (FI-GL)
http://help.sap.com/printdocu/core/Print46c/en/data/pdf/FIGLMD/FIGLMD.pdf
Closing and Reporting (FI)
http://help.sap.com/printdocu/core/Print46c/en/data/pdf/FIGLCR/FIGLCR.pdf
