Mead, D. W. (1916). Contracts, specifications and engineering relations. McGraw HIll book co..
Chicago-viite (17. p.)Mead, Daniel W. Contracts, Specifications and Engineering Relations. New York: McGraw HIll book co., 1916.
MLA-viite (8. p.)Mead, Daniel W. Contracts, Specifications and Engineering Relations. McGraw HIll book co., 1916.
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