Cita APA (7th ed.)

Earle, J. H. (1982). Drafting technology. Addison-Wesley.

Cita Chicago (17th ed.)

Earle, James H. Drafting Technology. Reading, Mass: Addison-Wesley, 1982.

Cita MLA (9th ed.)

Earle, James H. Drafting Technology. Addison-Wesley, 1982.