Cita APA (7th ed.)

Hanna, K. C. (1999). GIS for landscape architects. ESRI.

Cita Chicago (17th ed.)

Hanna, Karen C. GIS for Landscape Architects. Redlands, CA: ESRI, 1999.

Cita MLA (8th ed.)

Hanna, Karen C. GIS for Landscape Architects. ESRI, 1999.