Dokumentuaren aipamena

APA (7th ed.) Zitazioa
Estados Unidos Coast & Geodetic Survey & Andrew B. Graham Co. Photo Lithographers. (1909). Sketch of general progress. U. S. Coast & Geodetic Survey.
Chicago Style (17th ed.) Zitazioa
Estados Unidos Coast & Geodetic Survey eta Andrew B. Graham Co. Photo Lithographers. Sketch of General Progress. U. S. Coast & Geodetic Survey, 1909.
MLA (9th ed.) Zitazioa
Estados Unidos Coast & Geodetic Survey eta Andrew B. Graham Co. Photo Lithographers. Sketch of General Progress. U. S. Coast & Geodetic Survey, 1909.
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