Urquhart, L. C. (1940). Civil Engineering Handbook (2a ed.). New York: McGraw-Hill Book Company, Inc..
Citación estilo ChicagoUrquhart, Leonard Church. Civil Engineering Handbook. 2a ed. New York: McGraw-Hill Book Company, Inc., 1940.
Cita MLAUrquhart, Leonard Church. Civil Engineering Handbook. 2a ed. New York: McGraw-Hill Book Company, Inc., 1940.
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