GOVT . OF INDIA. (1991). PATTERN MATER (APPRENTICESHIP).
Chicago Style aipamenaGOVT . OF INDIA. PATTERN MATER (APPRENTICESHIP). 1991.
MLA aipamenaGOVT . OF INDIA. PATTERN MATER (APPRENTICESHIP). 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.