project, r., & photographs Paulo Cintra, L. C. C. (1990). Portugal in the opening of the world. Comissão Nacional para as Comemorações dos Descobrimentos Portugueses.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিproject, research, এবং Laura Castro Caldas photographs Paulo Cintra. Portugal in the Opening of the World. Comissão Nacional para as Comemorações dos Descobrimentos Portugueses, 1990.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিproject, research, এবং Laura Castro Caldas photographs Paulo Cintra. Portugal in the Opening of the World. Comissão Nacional para as Comemorações dos Descobrimentos Portugueses, 1990.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.