Kirby, R. S., & Laurson, P. G. (1932). The early years of modern civil engineering / by R.S. Kirby and P.G. Laurson. Yale U.P..
Chicago Style (17th ed.) CitationKirby, R. S., and P. G. Laurson. The Early Years of Modern Civil Engineering / by R.S. Kirby and P.G. Laurson. Yale U.P., 1932.
MLA (9th ed.) CitationKirby, R. S., and P. G. Laurson. The Early Years of Modern Civil Engineering / by R.S. Kirby and P.G. Laurson. Yale U.P., 1932.
Warning: These citations may not always be 100% accurate.