Cita APA (7th ed.)

Malone, L., Palmer, A. M., & Voigt, C. L. (2002). Mapping Our World: GIS Lessons for Educators. ESRI Press.

Cita Chicago (17th ed.)

Malone, Lyn, Anita M. Palmer, i Christine L. Voigt. Mapping Our World: GIS Lessons for Educators. Redlands: ESRI Press, 2002.

Cita MLA (9th ed.)

Malone, Lyn, et al. Mapping Our World: GIS Lessons for Educators. ESRI Press, 2002.