Jensen, C. H., & Helsel, J. D. (2007). Interpreting engineering drawings (7th ed.). Thomson/Delmar Learning.
Cita Chicago Style (17a ed.)Jensen, Cecil Howard, y Jay D. Helsel. Interpreting Engineering Drawings. 7th ed. Clifton Park, NY: Thomson/Delmar Learning, 2007.
Cita MLA (8a ed.)Jensen, Cecil Howard, y Jay D. Helsel. Interpreting Engineering Drawings. 7th ed. Thomson/Delmar Learning, 2007.
Precaución: Estas citas no son 100% exactas.