Não informado. (1956). Geodex Structural Information Service. Geodex International.
Chicago Style (17th ed.) CitationNão informado. Geodex Structural Information Service. Sonoma, Calif: Geodex International, 1956.
MLA (8th ed.) CitationNão informado. Geodex Structural Information Service. Geodex International, 1956.
Warning: These citations may not always be 100% accurate.