(2003). Guidelines for the use of GPS in surveying and mapping. RICS Books.
Chicago-stil citatGuidelines for the Use of GPS in Surveying and Mapping. RICS Books, 2003.
MLA-referensGuidelines for the Use of GPS in Surveying and Mapping. RICS Books, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.