Smith, R. J., Butler, B. R., & Le Bold, W. K. (1983). Engineering as a career. New York : McGraw-Hill.
Chicago Style (17th ed.) CitationSmith, Ralph J., Blaine R. Butler, and William K. Le Bold. Engineering as a Career. New York : McGraw-Hill, 1983.
MLA (9th ed.) CitationSmith, Ralph J., et al. Engineering as a Career. New York : McGraw-Hill, 1983.
Warning: These citations may not always be 100% accurate.