APA (7th ed.) Zitazioa
Allan, A. L. (2007). Principles of geospatial surveying. Whittles Publishing.
Chicago Style (17th ed.) Zitazioa
Allan, A. L. Principles of Geospatial Surveying. Dunbeath, Scotland: Whittles Publishing, 2007.
MLA (9th ed.) Zitazioa
Allan, A. L. Principles of Geospatial Surveying. Whittles Publishing, 2007.
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