Cita APA (7th ed.)

(1944). Automatic control engineering / by Ed Sinclair Smith.

Cita Chicago (17th ed.)

Automatic Control Engineering / by Ed Sinclair Smith. 1944.

Cita MLA (9th ed.)

Automatic Control Engineering / by Ed Sinclair Smith. 1944.

Atenció: Aquestes cites poden no estar 100% correctes.