Cita APA (7th ed.)

HORNUNG, W. J. (1966). Architectural drafting.-- Ed.4. Prentice-Hall.

Cita Chicago (17th ed.)

HORNUNG, William J. Architectural Drafting.-- Ed.4. New York: Prentice-Hall, 1966.

Cita MLA (9th ed.)

HORNUNG, William J. Architectural Drafting.-- Ed.4. Prentice-Hall, 1966.