Jain. (1989). Income tax ready reckoner 1989-90. Satya Law.
Chicago Style aipamenaJain. Income Tax Ready Reckoner 1989-90. Satya Law, 1989.
MLA aipamenaJain. Income Tax Ready Reckoner 1989-90. Satya Law, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.