Parr,Robert E. (1969). Principles of mechanical design. New York: McGraw-Hill.
Chicago Style CitationParr,Robert E. Principles of Mechanical Design. New York: McGraw-Hill, 1969.
MLA CitationParr,Robert E. Principles of Mechanical Design. New York: McGraw-Hill, 1969.
Warning: These citations may not always be 100% accurate.