Não informado. (1983). Geotechnical News. BiThech Publishers.
Chicago Style (17th ed.) CitationNão informado. Geotechnical News. Vancouver, Canada: BiThech Publishers, 1983.
MLA (8th ed.) CitationNão informado. Geotechnical News. BiThech Publishers, 1983.
Warning: These citations may not always be 100% accurate.