Cita APA (7th ed.)

Jensen, C. H., & Helsel, J. D. (2007). Interpreting engineering drawings (7th ed.). Thomson/Delmar Learning.

Cita Chicago (17th ed.)

Jensen, Cecil Howard, i Jay D. Helsel. Interpreting Engineering Drawings. 7th ed. Clifton Park, NY: Thomson/Delmar Learning, 2007.

Cita MLA (8th ed.)

Jensen, Cecil Howard, i Jay D. Helsel. Interpreting Engineering Drawings. 7th ed. Thomson/Delmar Learning, 2007.