Schexnayder, J. C. (1982). Construction Equipment & Techniques for the Eighties. ASCE.
शिकागो स्टाइल उद्धरणSchexnayder, J. Cliff. Construction Equipment & Techniques for the Eighties. New York: ASCE, 1982.
एमएलए उद्धरणSchexnayder, J. Cliff. Construction Equipment & Techniques for the Eighties. ASCE, 1982.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.