APA (7th ed.) Citation

Barros, A. J. M. (2007). From a natural safe haven to a structures seaport: Porto and the Atlantic system.

Chicago Style (17th ed.) Citation

Barros, Amândio Jorge Morais. From a Natural Safe Haven to a Structures Seaport: Porto and the Atlantic System. 2007.

MLA (8th ed.) Citation

Barros, Amândio Jorge Morais. From a Natural Safe Haven to a Structures Seaport: Porto and the Atlantic System. 2007.

Warning: These citations may not always be 100% accurate.