Cita APA (7th ed.)

Geographic information systems (GIS) and mapping practices and standards.

Cita Chicago (17th ed.)

Geographic Information Systems (GIS) and Mapping Practices and Standards. Philadelphia ; ASTM Special Technical Publication.

Cita MLA (9th ed.)

Geographic Information Systems (GIS) and Mapping Practices and Standards.

Atenció: Aquestes cites poden no estar 100% correctes.