BREMAEKER, F. E. J. D. (1991). As regiões metropolitanas: Migração-1980. IBAM/CPU/IBAMCO.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিBREMAEKER, FRANÇOISE E. J. DE. As Regiões Metropolitanas: Migração-1980. Rio de Janeiro: IBAM/CPU/IBAMCO, 1991.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিBREMAEKER, FRANÇOISE E. J. DE. As Regiões Metropolitanas: Migração-1980. IBAM/CPU/IBAMCO, 1991.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.