Cita APA (7th ed.)

Earle, J. H. (1987). Engineering design graphics (5a. ed.). Adisson-Wesley.

Cita Chicago (17th ed.)

Earle, James H. Engineering Design Graphics. 5a. ed. Reading: Adisson-Wesley, 1987.

Cita MLA (9th ed.)

Earle, James H. Engineering Design Graphics. 5a. ed. Adisson-Wesley, 1987.