Cita APA (7th ed.)
Kracht, J. B. (2005). World explorer: People, places, and cultures. Prentice Hall.
Cita Chicago (17th ed.)
Kracht, James B. World Explorer: People, Places, and Cultures. Massachusetts: Prentice Hall, 2005.
Cita MLA (9th ed.)
Kracht, James B. World Explorer: People, Places, and Cultures. Prentice Hall, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.