Umapathy, N. (1976). The Board of Revenue in Andhra Pradesh. copies can be had from Umapathy.
Παραπομπή σε μορφή Chicago (17η εκδ.)Umapathy, N. The Board of Revenue in Andhra Pradesh. Secunderabad: copies can be had from Umapathy, 1976.
Παραπομπή σε μορφή MLA (8th εκδ.)Umapathy, N. The Board of Revenue in Andhra Pradesh. copies can be had from Umapathy, 1976.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.