Books
Bedini, Silvio A., ed. The Christopher Columbus Encyclopedia. 2 vols. Simon & Schuster, 1991.
Fernandez-Armesto, Felipe, ed. The Times Atlas of World Exploration. HarperCollins, 1991.
Jones, Mary Ellen, ed. Christopher Columbus and His Legacy: Opposing Viewpoints. Greenhaven, 1992.
Lunenfeld, Marvin, ed. 1492: Discovery, Invasion, Encounter. Heath, 1991.
Meltzer, Milton. Columbus and the World Around Him. Watts, 1990.
Stefoff, Rebecca. Vasco da Gama and the Portuguese Explorers. Chelsea Hse., 1993.
Discoverers. Macmillan, 1992.