Chellis, R. D. (1961). Pile foundations / by R.D. Chellis (2nd ed.). McGraw-Hill.
Chicago Edition CitationChellis, R. D. Pile Foundations / by R.D. Chellis. 2nd ed. McGraw-Hill, 1961.
MLA Edition CitationChellis, R. D. Pile Foundations / by R.D. Chellis. 2nd ed. McGraw-Hill, 1961.
Warning: These citations may not always be 100% accurate.