APA (7th ed.) Citation
Jensen, C. H., & Helsel, J. D. (1997). Drawing workbook for fundamentals of engineering drawing (4th ed.). Glencoe, McGraw-Hill.
Chicago Style (17th ed.) Citation
Jensen, Cecil Howard, and Jay D. Helsel. Drawing Workbook for Fundamentals of Engineering Drawing. 4th ed. New York: Glencoe, McGraw-Hill, 1997.
MLA (9th ed.) Citation
Jensen, Cecil Howard, and Jay D. Helsel. Drawing Workbook for Fundamentals of Engineering Drawing. 4th ed. Glencoe, McGraw-Hill, 1997.
Warning: These citations may not always be 100% accurate.