Cita APA (7th ed.)

BETHUNE. (1989). MODERN DRAFTING: INTO TO CAD. PRENTICE - HALL.

Cita Chicago (17th ed.)

BETHUNE. MODERN DRAFTING: INTO TO CAD. ENGLEWOOD: PRENTICE - HALL, 1989.

Cita MLA (9th ed.)

BETHUNE. MODERN DRAFTING: INTO TO CAD. PRENTICE - HALL, 1989.