Bickel, O. J., & Kuesel, T. (1982). Tunnel Engineering Handbook. Van Nostrand Reinhold Company.
Chicago Edition CitationBickel, O. John, i T.R Kuesel. Tunnel Engineering Handbook. New York: Van Nostrand Reinhold Company, 1982.
Cita MLABickel, O. John, i T.R Kuesel. Tunnel Engineering Handbook. Van Nostrand Reinhold Company, 1982.
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