Birla Institute of Scientific Research. (1980). In-migration and informal sector: A case study of Urban Delhi. Vision.
Chicago Style aipamenaBirla Institute of Scientific Research. In-migration and Informal Sector: A Case Study of Urban Delhi. New Delhi: Vision, 1980.
MLA aipamenaBirla Institute of Scientific Research. In-migration and Informal Sector: A Case Study of Urban Delhi. Vision, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.