Gaya APA

Saramago, J., Pontiero, G. (1998). The History of The Siege of Lisbon . New York: A Harvest Book Harcourt Brace & Company.

Gaya MLA

Saramago, Jose., Pontiero, Giovanni. "The History of The Siege of Lisbon". New York: A Harvest Book Harcourt Brace & Company, 1998. Text.