Cita APA (7a ed.)
Jensen, C. H., & Helsel, J. D. (1997). Engineering drawing and design (5th ed.). Glencoe.
Cita Chicago Style (17a ed.)
Jensen, Cecil Howard, y Jay D. Helsel. Engineering Drawing and Design. 5th ed. New York: Glencoe, 1997.
Cita MLA (9a ed.)
Jensen, Cecil Howard, y Jay D. Helsel. Engineering Drawing and Design. 5th ed. Glencoe, 1997.
Precaución: Estas citas no son 100% exactas.