1) ''Da Gama,Vasco.'' World Book 2002.2002.encyclopedia.
2) Doak, Robin S. Vasco da Gama Sails Around the Cape of Good Hope, Minnesota:Compass Point Books,2001.print.
3) Vasco da Gama Biography for Kids.mrnussbaum.com, website. Jan.28, 2014.
4) Vasco da Gama. Ducksters.com,website. Jan.28, 2014.
2) Doak, Robin S. Vasco da Gama Sails Around the Cape of Good Hope, Minnesota:Compass Point Books,2001.print.
3) Vasco da Gama Biography for Kids.mrnussbaum.com, website. Jan.28, 2014.
4) Vasco da Gama. Ducksters.com,website. Jan.28, 2014.