Comrie, J. e., & Probst, E. H. (1961). Civil engineering reference book. Butterworths.
Chicago Style (17th ed.) CitationComrie, James ed, and Emil Heinrich Probst. Civil Engineering Reference Book. London: Butterworths, 1961.
ציטוט MLAComrie, James ed, and Emil Heinrich Probst. Civil Engineering Reference Book. Butterworths, 1961.
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