Essex, R. J., & Essex, R. (1997). Geotechnical baseline reports for underground construction: Guidelines and practices. New York, N.Y.: ASCE.
Παραπομπή Chicago StyleEssex, Randall J., and Randall Essex. Geotechnical Baseline Reports for Underground Construction: Guidelines and Practices. New York, N.Y.: ASCE, 1997.
Παραπομπή MLAEssex, Randall J., and Randall Essex. Geotechnical Baseline Reports for Underground Construction: Guidelines and Practices. New York, N.Y.: ASCE, 1997.
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