Slocum, T. A. (1999). Thematic cartography and visualization. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Slocum, Terry A. Thematic Cartography and Visualization. Upper Saddle River, N.J: Prentice Hall, 1999.
Lua MLA (9ú heag.)Slocum, Terry A. Thematic Cartography and Visualization. Prentice Hall, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.